6311396579 has 2 divisors, whose sum is σ = 6311396580. Its totient is φ = 6311396578.

The previous prime is 6311396549. The next prime is 6311396593. The reversal of 6311396579 is 9756931136.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6311396579 - 2²⁸ = 6042961123 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (6311396519) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3155698289 + 3155698290.

It is an arithmetic number, because the mean of its divisors is an integer number (3155698290).

Almost surely, 2^6311396579 is an apocalyptic number.

6311396579 is a deficient number, since it is larger than the sum of its proper divisors (1).

6311396579 is an equidigital number, since it uses as much as digits as its factorization.

6311396579 is an evil number, because the sum of its binary digits is even.

The product of its digits is 918540, while the sum is 50.

The square root of 6311396579 is about 79444.2985934170. The cubic root of 6311396579 is about 1848.0277573517.

The spelling of 6311396579 in words is "six billion, three hundred eleven million, three hundred ninety-six thousand, five hundred seventy-nine".