76736131 has 2 divisors, whose sum is σ = 76736132. Its totient is φ = 76736130.

The previous prime is 76736111. The next prime is 76736159. The reversal of 76736131 is 13163767.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 76736131 - 2⁹ = 76735619 is a prime.

It is a super-2 number, since 2×76736131² = 11776867601698322, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (76736111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38368065 + 38368066.

It is an arithmetic number, because the mean of its divisors is an integer number (38368066).

Almost surely, 2^76736131 is an apocalyptic number.

76736131 is a deficient number, since it is larger than the sum of its proper divisors (1).

76736131 is an equidigital number, since it uses as much as digits as its factorization.

76736131 is an evil number, because the sum of its binary digits is even.

The product of its digits is 15876, while the sum is 34.

The square root of 76736131 is about 8759.9161525668. The cubic root of 76736131 is about 424.9455635006.

Adding to 76736131 its reverse (13163767), we get a palindrome (89899898).

It can be divided in two parts, 76736 and 131, that added together give a palindrome (76867).

The spelling of 76736131 in words is "seventy-six million, seven hundred thirty-six thousand, one hundred thirty-one".