313313765 has 4 divisors (see below), whose sum is σ = 375976524. Its totient is φ = 250651008.

The previous prime is 313313747. The next prime is 313313771. The reversal of 313313765 is 567313313.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 567313313 = 7 ⋅81044759.

It can be written as a sum of positive squares in 2 ways, for example, as 36457444 + 276856321 = 6038^2 + 16639^2 .

It is a cyclic number.

It is not a de Polignac number, because 313313765 - 2¹² = 313309669 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31331372 + ... + 31331381.

It is an arithmetic number, because the mean of its divisors is an integer number (93994131).

Almost surely, 2^313313765 is an apocalyptic number.

It is an amenable number.

313313765 is a deficient number, since it is larger than the sum of its proper divisors (62662759).

313313765 is an equidigital number, since it uses as much as digits as its factorization.

313313765 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62662758.

The product of its digits is 17010, while the sum is 32.

The square root of 313313765 is about 17700.6713149530. The cubic root of 313313765 is about 679.1929330719.

The spelling of 313313765 in words is "three hundred thirteen million, three hundred thirteen thousand, seven hundred sixty-five".