165928119 has 32 divisors (see below), whose sum is σ = 259069440. Its totient is φ = 92506752.

The previous prime is 165928093. The next prime is 165928123. The reversal of 165928119 is 911829561.

It is not a de Polignac number, because 165928119 - 2⁸ = 165927863 is a prime.

It is a super-2 number, since 2×165928119² = 55064281349756322, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (165928199) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 194097 + ... + 194949.

It is an arithmetic number, because the mean of its divisors is an integer number (8095920).

Almost surely, 2^165928119 is an apocalyptic number.

165928119 is a deficient number, since it is larger than the sum of its proper divisors (93141321).

165928119 is a wasteful number, since it uses less digits than its factorization.

165928119 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1079.

The product of its digits is 38880, while the sum is 42.

The square root of 165928119 is about 12881.3089008843. The cubic root of 165928119 is about 549.5071275994.

The spelling of 165928119 in words is "one hundred sixty-five million, nine hundred twenty-eight thousand, one hundred nineteen".