45129316 has 12 divisors (see below), whose sum is σ = 79141888. Its totient is φ = 22517352.

The previous prime is 45129311. The next prime is 45129349. The reversal of 45129316 is 61392154.

It is not an unprimeable number, because it can be changed into a prime (45129311) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9636 + ... + 13531.

Almost surely, 2^45129316 is an apocalyptic number.

It is an amenable number.

45129316 is a deficient number, since it is larger than the sum of its proper divisors (34012572).

45129316 is a wasteful number, since it uses less digits than its factorization.

45129316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23658 (or 23656 counting only the distinct ones).

The product of its digits is 6480, while the sum is 31.

The square root of 45129316 is about 6717.8356633666. The cubic root of 45129316 is about 356.0297180931.

The spelling of 45129316 in words is "forty-five million, one hundred twenty-nine thousand, three hundred sixteen".