315352313 has 4 divisors (see below), whose sum is σ = 315444480. Its totient is φ = 315260148.

The previous prime is 315352309. The next prime is 315352327. The reversal of 315352313 is 313253513.

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 315352313 - 2² = 315352309 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (315352343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40745 + ... + 47862.

It is an arithmetic number, because the mean of its divisors is an integer number (78861120).

Almost surely, 2^315352313 is an apocalyptic number.

It is an amenable number.

315352313 is a deficient number, since it is larger than the sum of its proper divisors (92167).

315352313 is an equidigital number, since it uses as much as digits as its factorization.

315352313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92166.

The product of its digits is 4050, while the sum is 26.

The square root of 315352313 is about 17758.1618699684. The cubic root of 315352313 is about 680.6627858760.

The spelling of 315352313 in words is "three hundred fifteen million, three hundred fifty-two thousand, three hundred thirteen".