13312612 has 6 divisors (see below), whose sum is σ = 23297078. Its totient is φ = 6656304.

The previous prime is 13312591. The next prime is 13312633. The reversal of 13312612 is 21621331.

It is an interprime number because it is at equal distance from previous prime (13312591) and next prime (13312633).

It can be written as a sum of positive squares in only one way, i.e., 11999296 + 1313316 = 3464^2 + 1146^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 13312612.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1664073 + ... + 1664080.

Almost surely, 2^13312612 is an apocalyptic number.

It is an amenable number.

13312612 is a deficient number, since it is larger than the sum of its proper divisors (9984466).

13312612 is a wasteful number, since it uses less digits than its factorization.

13312612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3328157 (or 3328155 counting only the distinct ones).

The product of its digits is 216, while the sum is 19.

The square root of 13312612 is about 3648.6452280264. The cubic root of 13312612 is about 237.0033173232.

Adding to 13312612 its reverse (21621331), we get a palindrome (34933943).

It can be divided in two parts, 13312 and 612, that added together give a square (13924 = 118²).

The spelling of 13312612 in words is "thirteen million, three hundred twelve thousand, six hundred twelve".