2311496009 has 2 divisors, whose sum is σ = 2311496010. Its totient is φ = 2311496008.

The previous prime is 2311495981. The next prime is 2311496023. The reversal of 2311496009 is 9006941132.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2254825225 + 56670784 = 47485^2 + 7528^2 .

It is a cyclic number.

It is not a de Polignac number, because 2311496009 - 2²⁸ = 2043060553 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2311496009.

It is not a weakly prime, because it can be changed into another prime (2311496039) 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, 1155748004 + 1155748005.

It is an arithmetic number, because the mean of its divisors is an integer number (1155748005).

Almost surely, 2^2311496009 is an apocalyptic number.

It is an amenable number.

2311496009 is a deficient number, since it is larger than the sum of its proper divisors (1).

2311496009 is an equidigital number, since it uses as much as digits as its factorization.

2311496009 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11664, while the sum is 35.

The square root of 2311496009 is about 48078.0200195474. The cubic root of 2311496009 is about 1322.2017145014.

The spelling of 2311496009 in words is "two billion, three hundred eleven million, four hundred ninety-six thousand, nine".