313711223663 has 2 divisors, whose sum is σ = 313711223664. Its totient is φ = 313711223662.

The previous prime is 313711223659. The next prime is 313711223699. The reversal of 313711223663 is 366322117313.

It is a weak prime.

It is an emirp because it is prime and its reverse (366322117313) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 313711223663 - 2² = 313711223659 is a prime.

It is a super-2 number, since 2×313711223663² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (313711223263) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156855611831 + 156855611832.

It is an arithmetic number, because the mean of its divisors is an integer number (156855611832).

Almost surely, 2^313711223663 is an apocalyptic number.

313711223663 is a deficient number, since it is larger than the sum of its proper divisors (1).

313711223663 is an equidigital number, since it uses as much as digits as its factorization.

313711223663 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 81648, while the sum is 38.

The spelling of 313711223663 in words is "three hundred thirteen billion, seven hundred eleven million, two hundred twenty-three thousand, six hundred sixty-three".