14

is the integer between and.

Math features

 * 14 is the sum of 4 consecutive integers: 2, 3, 4 and 5.
 * 14 is the only number where 14n is deficient, and the rest of the possible values of n are prime numbers, except 3.
 * 14 is a semiprime, being equal to 2 × 7. However, 14 is a composite number.