2311131659 has 2 divisors, whose sum is σ = 2311131660. Its totient is φ = 2311131658.

The previous prime is 2311131617. The next prime is 2311131679. The reversal of 2311131659 is 9561311132.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2311131659 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (2311131679) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1155565829 + 1155565830.

It is an arithmetic number, because the mean of its divisors is an integer number (1155565830).

Almost surely, 2^2311131659 is an apocalyptic number.

2311131659 is a deficient number, since it is larger than the sum of its proper divisors (1).

2311131659 is an equidigital number, since it uses as much as digits as its factorization.

2311131659 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4860, while the sum is 32.

The square root of 2311131659 is about 48074.2307166740. The cubic root of 2311131659 is about 1322.1322400851.

The spelling of 2311131659 in words is "two billion, three hundred eleven million, one hundred thirty-one thousand, six hundred fifty-nine".