45316312 has 32 divisors (see below), whose sum is σ = 86443200. Its totient is φ = 22269184.

The previous prime is 45316309. The next prime is 45316361. The reversal of 45316312 is 21361354.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 189489 + ... + 189727.

It is an arithmetic number, because the mean of its divisors is an integer number (2701350).

Almost surely, 2^45316312 is an apocalyptic number.

It is an amenable number.

45316312 is a deficient number, since it is larger than the sum of its proper divisors (41126888).

45316312 is a wasteful number, since it uses less digits than its factorization.

45316312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 555 (or 551 counting only the distinct ones).

The product of its digits is 2160, while the sum is 25.

The square root of 45316312 is about 6731.7391512149. The cubic root of 45316312 is about 356.5207838873.

Adding to 45316312 its reverse (21361354), we get a palindrome (66677666).

The spelling of 45316312 in words is "forty-five million, three hundred sixteen thousand, three hundred twelve".