165113612 has 12 divisors (see below), whose sum is σ = 289059120. Its totient is φ = 82525296.

The previous prime is 165113609. The next prime is 165113651. The reversal of 165113612 is 216311561.

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, 7058 + ... + 19494.

It is an arithmetic number, because the mean of its divisors is an integer number (24088260).

Almost surely, 2^165113612 is an apocalyptic number.

It is an amenable number.

165113612 is a deficient number, since it is larger than the sum of its proper divisors (123945508).

165113612 is a wasteful number, since it uses less digits than its factorization.

165113612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15760 (or 15758 counting only the distinct ones).

The product of its digits is 1080, while the sum is 26.

The square root of 165113612 is about 12849.6541587702. The cubic root of 165113612 is about 548.6065131976.

The spelling of 165113612 in words is "one hundred sixty-five million, one hundred thirteen thousand, six hundred twelve".