45121608 has 48 divisors (see below), whose sum is σ = 139663680. Its totient is φ = 12891744.

The previous prime is 45121567. The next prime is 45121667. The reversal of 45121608 is 80612154.

45121608 is a `hidden beast` number, since 4 + 51 + 2 + 1 + 608 = 666.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 44260 + ... + 45267.

It is an arithmetic number, because the mean of its divisors is an integer number (2909660).

Almost surely, 2^45121608 is an apocalyptic number.

It is an amenable number.

45121608 is an abundant number, since it is smaller than the sum of its proper divisors (94542072).

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

45121608 is a wasteful number, since it uses less digits than its factorization.

45121608 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89546 (or 89539 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 27.

The square root of 45121608 is about 6717.2619421904. The cubic root of 45121608 is about 356.0094472096.

The spelling of 45121608 in words is "forty-five million, one hundred twenty-one thousand, six hundred eight".