45137412 has 30 divisors (see below), whose sum is σ = 117998958. Its totient is φ = 15045696.

The previous prime is 45137387. The next prime is 45137423. The reversal of 45137412 is 21473154.

It can be written as a sum of positive squares in only one way, i.e., 43639236 + 1498176 = 6606^2 + 1224^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 69333 + ... + 69980.

Almost surely, 2^45137412 is an apocalyptic number.

It is an amenable number.

45137412 is an abundant number, since it is smaller than the sum of its proper divisors (72861546).

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

45137412 is a wasteful number, since it uses less digits than its factorization.

45137412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 139329 (or 139318 counting only the distinct ones).

The product of its digits is 3360, while the sum is 27.

The square root of 45137412 is about 6718.4382113703. The cubic root of 45137412 is about 356.0510068732.

The spelling of 45137412 in words is "forty-five million, one hundred thirty-seven thousand, four hundred twelve".