311403412999979 has 2 divisors, whose sum is σ = 311403412999980. Its totient is φ = 311403412999978.

The previous prime is 311403412999927. The next prime is 311403413000107. The reversal of 311403412999979 is 979999214304113.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 311403412999979 - 2³² = 311399118032683 is a prime.

It is not a weakly prime, because it can be changed into another prime (311403412990979) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 155701706499989 + 155701706499990.

It is an arithmetic number, because the mean of its divisors is an integer number (155701706499990).

Almost surely, 2^{311403412999979} is an apocalyptic number.

311403412999979 is a deficient number, since it is larger than the sum of its proper divisors (1).

311403412999979 is an equidigital number, since it uses as much as digits as its factorization.

311403412999979 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 119042784, while the sum is 71.

The spelling of 311403412999979 in words is "three hundred eleven trillion, four hundred three billion, four hundred twelve million, nine hundred ninety-nine thousand, nine hundred seventy-nine".