313520707 has 4 divisors (see below), whose sum is σ = 314072280. Its totient is φ = 312969136.

The previous prime is 313520699. The next prime is 313520741. The reversal of 313520707 is 707025313.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 313520707 - 2³ = 313520699 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (313529707) 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, 274933 + ... + 276070.

It is an arithmetic number, because the mean of its divisors is an integer number (78518070).

Almost surely, 2^313520707 is an apocalyptic number.

313520707 is a deficient number, since it is larger than the sum of its proper divisors (551573).

313520707 is an equidigital number, since it uses as much as digits as its factorization.

313520707 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 551572.

The product of its (nonzero) digits is 4410, while the sum is 28.

The square root of 313520707 is about 17706.5159475262. The cubic root of 313520707 is about 679.3424345473.

The spelling of 313520707 in words is "three hundred thirteen million, five hundred twenty thousand, seven hundred seven".