The Explorer. The Communicator. The Magnetic Soul. Are you someone who gets bored easily?Love freedom more than rules?Can talk to literally anyone, anywhere? If your Birth Number is 5, welcome to the club of Mercury-ruled charmers. In numerology, Number 5 is ruled by Mercury (Budh) — the planet of communication, intelligence, networking, business, and quick thinking. These people are fast, witty, adaptable, and always moving toward something exciting.