312593694379 has 2 divisors, whose sum is σ = 312593694380. Its totient is φ = 312593694378.

The previous prime is 312593694367. The next prime is 312593694397. The reversal of 312593694379 is 973496395213.

Together with next prime (312593694397) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 312593694379 - 2¹⁹ = 312593170091 is a prime.

It is not a weakly prime, because it can be changed into another prime (312593697379) 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, 156296847189 + 156296847190.

It is an arithmetic number, because the mean of its divisors is an integer number (156296847190).

Almost surely, 2^312593694379 is an apocalyptic number.

312593694379 is a deficient number, since it is larger than the sum of its proper divisors (1).

312593694379 is an equidigital number, since it uses as much as digits as its factorization.

312593694379 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 33067440, while the sum is 61.

The spelling of 312593694379 in words is "three hundred twelve billion, five hundred ninety-three million, six hundred ninety-four thousand, three hundred seventy-nine".