45504165 has 16 divisors (see below), whose sum is σ = 83207808. Its totient is φ = 20801856.

The previous prime is 45504133. The next prime is 45504167. The reversal of 45504165 is 56140554.

It is not a de Polignac number, because 45504165 - 2⁵ = 45504133 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45504167) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 216582 + ... + 216791.

It is an arithmetic number, because the mean of its divisors is an integer number (5200488).

Almost surely, 2^45504165 is an apocalyptic number.

It is an amenable number.

45504165 is a deficient number, since it is larger than the sum of its proper divisors (37703643).

45504165 is a wasteful number, since it uses less digits than its factorization.

45504165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 433388.

The product of its (nonzero) digits is 12000, while the sum is 30.

The square root of 45504165 is about 6745.6775048916. The cubic root of 45504165 is about 357.0127418971.

The spelling of 45504165 in words is "forty-five million, five hundred four thousand, one hundred sixty-five".