Your question spans across numerology and astrology. Both have strong backing in Jewish tradition but rather when using them in a descriptive way (to explain the past) and not to make predictions. To answer your question directly, it is "Jewish" to believe people are influenced by their birthdate although they retain much freedom to influence their fate and ...
Waxing to shave is permitted in general, see e.g., here from R Zev Farber
According to the halacha [...] it is forbidden for a man
to shave off the hair of his temples or to shave off the corners of
his beard. Both of these rules apply only to shaving with a razor.
Using a depilating cream, a waxing process, or just pulling the
hair out by hand ...
As chova it's prohibited, as nedava, a tsibbur cannot, and a yachid nowadays is not able to make this correctly. Practically it's not permitted.
SA OC 107.1
... אבל אם ברי לו שהתפלל אינו חוזר ומתפלל בלא חידוש ועל ידי
חידוש חוזר ומתפלל בנדבה כל הפעמים שירצה
I he is sure he already did pray, he cannot pray again without some novelty in the next prayer....