164997175 has 18 divisors (see below), whose sum is σ = 234065624. Its totient is φ = 113024400.

The previous prime is 164997167. The next prime is 164997181. The reversal of 164997175 is 571799461.

It is not a de Polignac number, because 164997175 - 2³ = 164997167 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 169440 + ... + 170410.

Almost surely, 2^164997175 is an apocalyptic number.

164997175 is a deficient number, since it is larger than the sum of its proper divisors (69068449).

164997175 is an frugal number, since it uses more digits than its factorization.

164997175 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1959 (or 983 counting only the distinct ones).

The product of its digits is 476280, while the sum is 49.

The square root of 164997175 is about 12845.1226152186. The cubic root of 164997175 is about 548.4775250075.

The spelling of 164997175 in words is "one hundred sixty-four million, nine hundred ninety-seven thousand, one hundred seventy-five".