1. In China, because the homonym of 3 14 is similar to "business", it is regarded as an auspicious number.
2. Mathematically, 3 14 is close to pi, which is considered to represent completeness, harmony, stability and perfection.
The number 3.3 14 is given a special meaning in the legend. There is a legend that when the sun rises in the east and runs for eight hours, it will reach the west at noon. At noon, it was also called "Trinity" in ancient times, so "Trinity" and "3 1" are related numerically. And "four" represents four seasons, spring, summer, autumn and winter, so that life can continue. Therefore, the number "3 14" is endowed with auspicious meaning.
These are the reasons why 3 14 is considered as a lucky number.