14

Fourteen (14) is a positive integer one more than 13 and one less than 15.

Properties
14 is a semiprime composite number, being the product of 2 and 7. The next number, 15, is also semiprime, being 3*5. This is the second such pair after 9 and 10.

14 is the third square pyramidal number (between 5 and 30).