165155683 has 12 divisors (see below), whose sum is σ = 207469360. Its totient is φ = 128692080.

The previous prime is 165155671. The next prime is 165155689. The reversal of 165155683 is 386551561.

It is not a de Polignac number, because 165155683 - 2⁵ = 165155651 is a prime.

It is not an unprimeable number, because it can be changed into a prime (165155689) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 96648 + ... + 98341.

Almost surely, 2^165155683 is an apocalyptic number.

165155683 is a deficient number, since it is larger than the sum of its proper divisors (42313677).

165155683 is a wasteful number, since it uses less digits than its factorization.

165155683 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 195018 (or 195007 counting only the distinct ones).

The product of its digits is 108000, while the sum is 40.

The square root of 165155683 is about 12851.2911024535. The cubic root of 165155683 is about 548.6531042778.

The spelling of 165155683 in words is "one hundred sixty-five million, one hundred fifty-five thousand, six hundred eighty-three".