312236745907 has 2 divisors, whose sum is σ = 312236745908. Its totient is φ = 312236745906.

The previous prime is 312236745857. The next prime is 312236745911. The reversal of 312236745907 is 709547632213.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 312236745907 - 2²³ = 312228357299 is a prime.

It is not a weakly prime, because it can be changed into another prime (312236725907) 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, 156118372953 + 156118372954.

It is an arithmetic number, because the mean of its divisors is an integer number (156118372954).

Almost surely, 2^312236745907 is an apocalyptic number.

312236745907 is a deficient number, since it is larger than the sum of its proper divisors (1).

312236745907 is an equidigital number, since it uses as much as digits as its factorization.

312236745907 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1905120, while the sum is 49.

The spelling of 312236745907 in words is "three hundred twelve billion, two hundred thirty-six million, seven hundred forty-five thousand, nine hundred seven".