313013132 has 24 divisors (see below), whose sum is σ = 552648096. Its totient is φ = 155120768.

The previous prime is 313013093. The next prime is 313013149. The reversal of 313013132 is 231310313.

It is a self number, because there is not a number n which added to its sum of digits gives 313013132.

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, 244478 + ... + 245754.

It is an arithmetic number, because the mean of its divisors is an integer number (23027004).

Almost surely, 2^313013132 is an apocalyptic number.

It is an amenable number.

313013132 is a deficient number, since it is larger than the sum of its proper divisors (239634964).

313013132 is a wasteful number, since it uses less digits than its factorization.

313013132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1777 (or 1775 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 17.

The square root of 313013132 is about 17692.1771413244. The cubic root of 313013132 is about 678.9756289138.

Adding to 313013132 its reverse (231310313), we get a palindrome (544323445).

The spelling of 313013132 in words is "three hundred thirteen million, thirteen thousand, one hundred thirty-two".