164052165 has 32 divisors (see below), whose sum is σ = 266152320. Its totient is φ = 86282496.

The previous prime is 164052149. The next prime is 164052167. The reversal of 164052165 is 561250461.

It is not a de Polignac number, because 164052165 - 2⁴ = 164052149 is a prime.

It is a super-2 number, since 2×164052165² = 53826225682374450, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (164052167) 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, 559759 + ... + 560051.

It is an arithmetic number, because the mean of its divisors is an integer number (8317260).

Almost surely, 2^164052165 is an apocalyptic number.

164052165 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

164052165 is a deficient number, since it is larger than the sum of its proper divisors (102100155).

164052165 is a wasteful number, since it uses less digits than its factorization.

164052165 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 693.

The product of its (nonzero) digits is 7200, while the sum is 30.

The square root of 164052165 is about 12808.2850140056. The cubic root of 164052165 is about 547.4283970496.

The spelling of 164052165 in words is "one hundred sixty-four million, fifty-two thousand, one hundred sixty-five".