11788131679 has 2 divisors, whose sum is σ = 11788131680. Its totient is φ = 11788131678.

The previous prime is 11788131623. The next prime is 11788131749. The reversal of 11788131679 is 97613188711.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11788131679 - 2⁹ = 11788131167 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11788131379) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5894065839 + 5894065840.

It is an arithmetic number, because the mean of its divisors is an integer number (5894065840).

Almost surely, 2^11788131679 is an apocalyptic number.

11788131679 is a deficient number, since it is larger than the sum of its proper divisors (1).

11788131679 is an equidigital number, since it uses as much as digits as its factorization.

11788131679 is an evil number, because the sum of its binary digits is even.

The product of its digits is 508032, while the sum is 52.

The spelling of 11788131679 in words is "eleven billion, seven hundred eighty-eight million, one hundred thirty-one thousand, six hundred seventy-nine".