11166258913 has 2 divisors, whose sum is σ = 11166258914. Its totient is φ = 11166258912.

The previous prime is 11166258893. The next prime is 11166258947. The reversal of 11166258913 is 31985266111.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10566400849 + 599858064 = 102793^2 + 24492^2 .

It is a cyclic number.

It is not a de Polignac number, because 11166258913 - 2²⁵ = 11132704481 is a prime.

It is a super-2 number, since 2×11166258913² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 11166258913.

It is not a weakly prime, because it can be changed into another prime (11166208913) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5583129456 + 5583129457.

It is an arithmetic number, because the mean of its divisors is an integer number (5583129457).

Almost surely, 2^11166258913 is an apocalyptic number.

It is an amenable number.

11166258913 is a deficient number, since it is larger than the sum of its proper divisors (1).

11166258913 is an equidigital number, since it uses as much as digits as its factorization.

11166258913 is an evil number, because the sum of its binary digits is even.

The product of its digits is 77760, while the sum is 43.

The spelling of 11166258913 in words is "eleven billion, one hundred sixty-six million, two hundred fifty-eight thousand, nine hundred thirteen".