165004112 has 40 divisors (see below), whose sum is σ = 393474816. Its totient is φ = 65275776.

The previous prime is 165004111. The next prime is 165004117. The reversal of 165004112 is 211400561.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (165004111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 55208 + ... + 58119.

Almost surely, 2^165004112 is an apocalyptic number.

It is an amenable number.

165004112 is an abundant number, since it is smaller than the sum of its proper divisors (228470704).

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

165004112 is a wasteful number, since it uses less digits than its factorization.

165004112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113355 (or 113349 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 20.

The square root of 165004112 is about 12845.3926370508. The cubic root of 165004112 is about 548.4852114730.

Adding to 165004112 its reverse (211400561), we get a palindrome (376404673).

The spelling of 165004112 in words is "one hundred sixty-five million, four thousand, one hundred twelve".