13986956 has 12 divisors (see below), whose sum is σ = 24613680. Its totient is φ = 6954480.

The previous prime is 13986943. The next prime is 13986977. The reversal of 13986956 is 65968931.

13986956 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 13986956.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8936 + ... + 10383.

It is an arithmetic number, because the mean of its divisors is an integer number (2051140).

Almost surely, 2^13986956 is an apocalyptic number.

It is an amenable number.

13986956 is a deficient number, since it is larger than the sum of its proper divisors (10626724).

13986956 is a wasteful number, since it uses less digits than its factorization.

13986956 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19504 (or 19502 counting only the distinct ones).

The product of its digits is 349920, while the sum is 47.

The square root of 13986956 is about 3739.9139027523. The cubic root of 13986956 is about 240.9393510259.

The spelling of 13986956 in words is "thirteen million, nine hundred eighty-six thousand, nine hundred fifty-six".