2316399691 has 2 divisors, whose sum is σ = 2316399692. Its totient is φ = 2316399690.

The previous prime is 2316399661. The next prime is 2316399733. The reversal of 2316399691 is 1969936132.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2316399691 - 2¹³ = 2316391499 is a prime.

It is not a weakly prime, because it can be changed into another prime (2316399641) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1158199845 + 1158199846.

It is an arithmetic number, because the mean of its divisors is an integer number (1158199846).

Almost surely, 2^2316399691 is an apocalyptic number.

2316399691 is a deficient number, since it is larger than the sum of its proper divisors (1).

2316399691 is an equidigital number, since it uses as much as digits as its factorization.

2316399691 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 472392, while the sum is 49.

The square root of 2316399691 is about 48128.9901306894. The cubic root of 2316399691 is about 1323.1360411942.

The spelling of 2316399691 in words is "two billion, three hundred sixteen million, three hundred ninety-nine thousand, six hundred ninety-one".