13956165 has 32 divisors (see below), whose sum is σ = 26121600. Its totient is φ = 7050240.

The previous prime is 13956149. The next prime is 13956197. The reversal of 13956165 is 56165931.

13956165 is a `hidden beast` number, since 1 + 39 + 5 + 616 + 5 = 666.

13956165 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 13956165 - 2⁴ = 13956149 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 156 + ... + 5285.

It is an arithmetic number, because the mean of its divisors is an integer number (816300).

Almost surely, 2^13956165 is an apocalyptic number.

13956165 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

13956165 is a deficient number, since it is larger than the sum of its proper divisors (12165435).

13956165 is a wasteful number, since it uses less digits than its factorization.

13956165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5474 (or 5468 counting only the distinct ones).

The product of its digits is 24300, while the sum is 36.

The square root of 13956165 is about 3735.7950960940. The cubic root of 13956165 is about 240.7624191728.

The spelling of 13956165 in words is "thirteen million, nine hundred fifty-six thousand, one hundred sixty-five".