13117936 has 20 divisors (see below), whose sum is σ = 27371512. Its totient is φ = 6054336.

The previous prime is 13117933. The next prime is 13117963. The reversal of 13117936 is 63971131.

It is a junction number, because it is equal to n+sod(n) for n = 13117898 and 13117907.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13117933) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31326 + ... + 31741.

Almost surely, 2^13117936 is an apocalyptic number.

13117936 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

13117936 is an abundant number, since it is smaller than the sum of its proper divisors (14253576).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13117936 is a wasteful number, since it uses less digits than its factorization.

13117936 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63088 (or 63082 counting only the distinct ones).

The product of its digits is 3402, while the sum is 31.

The square root of 13117936 is about 3621.8691307114. The cubic root of 13117936 is about 235.8423729576.

The spelling of 13117936 in words is "thirteen million, one hundred seventeen thousand, nine hundred thirty-six".