164396125 has 16 divisors (see below), whose sum is σ = 208653120. Its totient is φ = 129282000.

The previous prime is 164396119. The next prime is 164396161. The reversal of 164396125 is 521693461.

It is not a de Polignac number, because 164396125 - 2⁷ = 164395997 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3771 + ... + 18520.

It is an arithmetic number, because the mean of its divisors is an integer number (13040820).

Almost surely, 2^164396125 is an apocalyptic number.

It is an amenable number.

164396125 is a deficient number, since it is larger than the sum of its proper divisors (44256995).

164396125 is an equidigital number, since it uses as much as digits as its factorization.

164396125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22365 (or 22355 counting only the distinct ones).

The product of its digits is 38880, while the sum is 37.

The square root of 164396125 is about 12821.7052298047. The cubic root of 164396125 is about 547.8107185901.

The spelling of 164396125 in words is "one hundred sixty-four million, three hundred ninety-six thousand, one hundred twenty-five".