315113132 has 12 divisors (see below), whose sum is σ = 556908576. Its totient is φ = 155996400.

The previous prime is 315113093. The next prime is 315113189. The reversal of 315113132 is 231311513.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 389588 + ... + 390395.

It is an arithmetic number, because the mean of its divisors is an integer number (46409048).

Almost surely, 2^315113132 is an apocalyptic number.

It is an amenable number.

315113132 is a deficient number, since it is larger than the sum of its proper divisors (241795444).

315113132 is a wasteful number, since it uses less digits than its factorization.

315113132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 780088 (or 780086 counting only the distinct ones).

The product of its digits is 270, while the sum is 20.

The square root of 315113132 is about 17751.4261962243. The cubic root of 315113132 is about 680.4906579884.

Adding to 315113132 its reverse (231311513), we get a palindrome (546424645).

It can be divided in two parts, 31511 and 3132, that added together give a palindrome (34643).

The spelling of 315113132 in words is "three hundred fifteen million, one hundred thirteen thousand, one hundred thirty-two".