Number 5 the number of the senses symbolizes the planet Mercury, and people born under this member and mercurial in all their characteristics. Lively, sensual, pleasure-seeking, impulsive, quick-thinking and quick –tempered, these highly strung number 5 people may have trouble with their nerves. They are good at making money, especially by risk or speculation, and they bounce back easily from any failure. They make friends easily with people born under any other number, but close friends will probably be fellow number 5s. Wednesday is the luckiest day for the quicksilver number 5.