45115164 has 24 divisors (see below), whose sum is σ = 116965520. Its totient is φ = 15038352.

The previous prime is 45115163. The next prime is 45115181. The reversal of 45115164 is 46151154.

45115164 is a `hidden beast` number, since 451 + 151 + 64 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45115163) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 208759 + ... + 208974.

Almost surely, 2^45115164 is an apocalyptic number.

It is an amenable number.

45115164 is an abundant number, since it is smaller than the sum of its proper divisors (71850356).

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

45115164 is a wasteful number, since it uses less digits than its factorization.

45115164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 417746 (or 417738 counting only the distinct ones).

The product of its digits is 2400, while the sum is 27.

The square root of 45115164 is about 6716.7822653410. The cubic root of 45115164 is about 355.9924986847.

The spelling of 45115164 in words is "forty-five million, one hundred fifteen thousand, one hundred sixty-four".