312303114391 has 2 divisors, whose sum is σ = 312303114392. Its totient is φ = 312303114390.

The previous prime is 312303114377. The next prime is 312303114421. The reversal of 312303114391 is 193411303213.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 312303114391 - 2²¹ = 312301017239 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (312303114691) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156151557195 + 156151557196.

It is an arithmetic number, because the mean of its divisors is an integer number (156151557196).

Almost surely, 2^312303114391 is an apocalyptic number.

312303114391 is a deficient number, since it is larger than the sum of its proper divisors (1).

312303114391 is an equidigital number, since it uses as much as digits as its factorization.

312303114391 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5832, while the sum is 31.

The spelling of 312303114391 in words is "three hundred twelve billion, three hundred three million, one hundred fourteen thousand, three hundred ninety-one".