315325132 has 12 divisors (see below), whose sum is σ = 552007456. Its totient is φ = 157608720.

The previous prime is 315325117. The next prime is 315325133. The reversal of 315325132 is 231523513.

It is a junction number, because it is equal to n+sod(n) for n = 315325097 and 315325106.

It is not an unprimeable number, because it can be changed into a prime (315325133) 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, 1582 + ... + 25162.

Almost surely, 2^315325132 is an apocalyptic number.

It is an amenable number.

315325132 is a deficient number, since it is larger than the sum of its proper divisors (236682324).

315325132 is a wasteful number, since it uses less digits than its factorization.

315325132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26928 (or 26926 counting only the distinct ones).

The product of its digits is 2700, while the sum is 25.

The square root of 315325132 is about 17757.3965434126. The cubic root of 315325132 is about 680.6432293081.

Adding to 315325132 its reverse (231523513), we get a palindrome (546848645).

The spelling of 315325132 in words is "three hundred fifteen million, three hundred twenty-five thousand, one hundred thirty-two".