165355883 has 16 divisors (see below), whose sum is σ = 213269760. Its totient is φ = 124404000.

The previous prime is 165355871. The next prime is 165355907. The reversal of 165355883 is 388553561.

It is not a de Polignac number, because 165355883 - 2⁴ = 165355867 is a prime.

It is not an unprimeable number, because it can be changed into a prime (165357883) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34793 + ... + 39258.

It is an arithmetic number, because the mean of its divisors is an integer number (13329360).

Almost surely, 2^165355883 is an apocalyptic number.

165355883 is a deficient number, since it is larger than the sum of its proper divisors (47913877).

165355883 is a wasteful number, since it uses less digits than its factorization.

165355883 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74098.

The product of its digits is 432000, while the sum is 44.

The square root of 165355883 is about 12859.0778440758. The cubic root of 165355883 is about 548.8747052886.

The spelling of 165355883 in words is "one hundred sixty-five million, three hundred fifty-five thousand, eight hundred eighty-three".