13315313 has 4 divisors (see below), whose sum is σ = 14525808. Its totient is φ = 12104820.

The previous prime is 13315277. The next prime is 13315319. The reversal of 13315313 is 31351331.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 13315313 - 2⁶ = 13315249 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (13315319) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 605231 + ... + 605252.

It is an arithmetic number, because the mean of its divisors is an integer number (3631452).

Almost surely, 2^13315313 is an apocalyptic number.

It is an amenable number.

13315313 is a deficient number, since it is larger than the sum of its proper divisors (1210495).

13315313 is a wasteful number, since it uses less digits than its factorization.

13315313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1210494.

The product of its digits is 405, while the sum is 20.

The square root of 13315313 is about 3649.0153466380. The cubic root of 13315313 is about 237.0193447983.

Adding to 13315313 its reverse (31351331), we get a palindrome (44666644).

The spelling of 13315313 in words is "thirteen million, three hundred fifteen thousand, three hundred thirteen".