313631711 has 2 divisors, whose sum is σ = 313631712. Its totient is φ = 313631710.

The previous prime is 313631699. The next prime is 313631713. The reversal of 313631711 is 117136313.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 313631711 - 2¹⁰ = 313630687 is a prime.

It is a Sophie Germain prime.

Together with 313631713, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (313631713) 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 as a sum of consecutive naturals, namely, 156815855 + 156815856.

It is an arithmetic number, because the mean of its divisors is an integer number (156815856).

Almost surely, 2^313631711 is an apocalyptic number.

313631711 is a deficient number, since it is larger than the sum of its proper divisors (1).

313631711 is an equidigital number, since it uses as much as digits as its factorization.

313631711 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1134, while the sum is 26.

The square root of 313631711 is about 17709.6502224070. The cubic root of 313631711 is about 679.4226002566.

The spelling of 313631711 in words is "three hundred thirteen million, six hundred thirty-one thousand, seven hundred eleven".