45117075 has 24 divisors (see below), whose sum is σ = 74973376. Its totient is φ = 23940000.

The previous prime is 45117073. The next prime is 45117089. The reversal of 45117075 is 57071154.

45117075 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 45117075 - 2¹ = 45117073 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45117071) 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 23 ways as a sum of consecutive naturals, for example, 14400 + ... + 17250.

Almost surely, 2^45117075 is an apocalyptic number.

45117075 is a deficient number, since it is larger than the sum of its proper divisors (29856301).

45117075 is a wasteful number, since it uses less digits than its factorization.

45117075 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3075 (or 3070 counting only the distinct ones).

The product of its (nonzero) digits is 4900, while the sum is 30.

The square root of 45117075 is about 6716.9245194508. The cubic root of 45117075 is about 355.9975250217.

The spelling of 45117075 in words is "forty-five million, one hundred seventeen thousand, seventy-five".