11664115811 has 2 divisors, whose sum is σ = 11664115812. Its totient is φ = 11664115810.

The previous prime is 11664115759. The next prime is 11664115847. The reversal of 11664115811 is 11851146611.

11664115811 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11664115811 is a prime.

It is not a weakly prime, because it can be changed into another prime (11664115891) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5832057905 + 5832057906.

It is an arithmetic number, because the mean of its divisors is an integer number (5832057906).

Almost surely, 2^11664115811 is an apocalyptic number.

11664115811 is a deficient number, since it is larger than the sum of its proper divisors (1).

11664115811 is an equidigital number, since it uses as much as digits as its factorization.

11664115811 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5760, while the sum is 35.

The spelling of 11664115811 in words is "eleven billion, six hundred sixty-four million, one hundred fifteen thousand, eight hundred eleven".