11886892313 has 2 divisors, whose sum is σ = 11886892314. Its totient is φ = 11886892312.

The previous prime is 11886892229. The next prime is 11886892319. The reversal of 11886892313 is 31329868811.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8751228304 + 3135664009 = 93548^2 + 55997^2 .

It is an emirp because it is prime and its reverse (31329868811) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11886892313 - 2²⁶ = 11819783449 is a prime.

It is not a weakly prime, because it can be changed into another prime (11886892319) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5943446156 + 5943446157.

It is an arithmetic number, because the mean of its divisors is an integer number (5943446157).

Almost surely, 2^11886892313 is an apocalyptic number.

It is an amenable number.

11886892313 is a deficient number, since it is larger than the sum of its proper divisors (1).

11886892313 is an equidigital number, since it uses as much as digits as its factorization.

11886892313 is an evil number, because the sum of its binary digits is even.

The product of its digits is 497664, while the sum is 50.

The spelling of 11886892313 in words is "eleven billion, eight hundred eighty-six million, eight hundred ninety-two thousand, three hundred thirteen".