165104412 has 48 divisors (see below), whose sum is σ = 421405824. Its totient is φ = 49896000.

The previous prime is 165104393. The next prime is 165104441. The reversal of 165104412 is 214401561.

It is a happy number.

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, 54087 + ... + 57057.

It is an arithmetic number, because the mean of its divisors is an integer number (8779288).

Almost surely, 2^165104412 is an apocalyptic number.

165104412 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

165104412 is an abundant number, since it is smaller than the sum of its proper divisors (256301412).

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

165104412 is a wasteful number, since it uses less digits than its factorization.

165104412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3410 (or 3408 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 24.

The square root of 165104412 is about 12849.2961674949. The cubic root of 165104412 is about 548.5963237012.

Adding to 165104412 its reverse (214401561), we get a palindrome (379505973).

The spelling of 165104412 in words is "one hundred sixty-five million, one hundred four thousand, four hundred twelve".