312323313287 has 2 divisors, whose sum is σ = 312323313288. Its totient is φ = 312323313286.

The previous prime is 312323313233. The next prime is 312323313307. The reversal of 312323313287 is 782313323213.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 312323313287 - 2²⁸ = 312054877831 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 312323313287.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (312323303287) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156161656643 + 156161656644.

It is an arithmetic number, because the mean of its divisors is an integer number (156161656644).

Almost surely, 2^312323313287 is an apocalyptic number.

312323313287 is a deficient number, since it is larger than the sum of its proper divisors (1).

312323313287 is an equidigital number, since it uses as much as digits as its factorization.

312323313287 is an evil number, because the sum of its binary digits is even.

The product of its digits is 108864, while the sum is 38.

The spelling of 312323313287 in words is "three hundred twelve billion, three hundred twenty-three million, three hundred thirteen thousand, two hundred eighty-seven".