165125022 has 8 divisors (see below), whose sum is σ = 330250056. Its totient is φ = 55041672.

The previous prime is 165125017. The next prime is 165125057. The reversal of 165125022 is 220521561.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

165125022 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 165124983 and 165125001.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13760413 + ... + 13760424.

It is an arithmetic number, because the mean of its divisors is an integer number (41281257).

Almost surely, 2^165125022 is an apocalyptic number.

165125022 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

165125022 is a wasteful number, since it uses less digits than its factorization.

165125022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27520842.

The product of its (nonzero) digits is 1200, while the sum is 24.

The square root of 165125022 is about 12850.0981319210. The cubic root of 165125022 is about 548.6191498625.

Adding to 165125022 its reverse (220521561), we get a palindrome (385646583).

The spelling of 165125022 in words is "one hundred sixty-five million, one hundred twenty-five thousand, twenty-two".