45115456 has 14 divisors (see below), whose sum is σ = 89526110. Its totient is φ = 22557696.

The previous prime is 45115451. The next prime is 45115463. The reversal of 45115456 is 65451154.

It can be written as a sum of positive squares in only one way, i.e., 33825856 + 11289600 = 5816^2 + 3360^2 .

It is not an unprimeable number, because it can be changed into a prime (45115451) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 352401 + ... + 352528.

Almost surely, 2^45115456 is an apocalyptic number.

It is an amenable number.

45115456 is a deficient number, since it is larger than the sum of its proper divisors (44410654).

45115456 is an equidigital number, since it uses as much as digits as its factorization.

45115456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 704941 (or 704931 counting only the distinct ones).

The product of its digits is 12000, while the sum is 31.

The square root of 45115456 is about 6716.8040019045. The cubic root of 45115456 is about 355.9932667161.

The spelling of 45115456 in words is "forty-five million, one hundred fifteen thousand, four hundred fifty-six".