113772637331 has 2 divisors, whose sum is σ = 113772637332. Its totient is φ = 113772637330.

The previous prime is 113772637301. The next prime is 113772637399. The reversal of 113772637331 is 133736277311.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 113772637331 - 2¹⁴ = 113772620947 is a prime.

It is a super-2 number, since 2×113772637331² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (113772637301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56886318665 + 56886318666.

It is an arithmetic number, because the mean of its divisors is an integer number (56886318666).

Almost surely, 2^113772637331 is an apocalyptic number.

113772637331 is a deficient number, since it is larger than the sum of its proper divisors (1).

113772637331 is an equidigital number, since it uses as much as digits as its factorization.

113772637331 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 333396, while the sum is 44.

The spelling of 113772637331 in words is "one hundred thirteen billion, seven hundred seventy-two million, six hundred thirty-seven thousand, three hundred thirty-one".