7311688379 has 2 divisors, whose sum is σ = 7311688380. Its totient is φ = 7311688378.

The previous prime is 7311688367. The next prime is 7311688403. The reversal of 7311688379 is 9738861137.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 7311688379 - 2²⁰ = 7310639803 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 7311688379.

It is not a weakly prime, because it can be changed into another prime (7311688679) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3655844189 + 3655844190.

It is an arithmetic number, because the mean of its divisors is an integer number (3655844190).

Almost surely, 2^7311688379 is an apocalyptic number.

7311688379 is a deficient number, since it is larger than the sum of its proper divisors (1).

7311688379 is an equidigital number, since it uses as much as digits as its factorization.

7311688379 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1524096, while the sum is 53.

The square root of 7311688379 is about 85508.4111593707. The cubic root of 7311688379 is about 1940.9122059822.

The spelling of 7311688379 in words is "seven billion, three hundred eleven million, six hundred eighty-eight thousand, three hundred seventy-nine".