113634371551 has 2 divisors, whose sum is σ = 113634371552. Its totient is φ = 113634371550.

The previous prime is 113634371531. The next prime is 113634371567. The reversal of 113634371551 is 155173436311.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 113634371551 - 2¹⁹ = 113633847263 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (113634371531) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56817185775 + 56817185776.

It is an arithmetic number, because the mean of its divisors is an integer number (56817185776).

Almost surely, 2^113634371551 is an apocalyptic number.

113634371551 is a deficient number, since it is larger than the sum of its proper divisors (1).

113634371551 is an equidigital number, since it uses as much as digits as its factorization.

113634371551 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 113400, while the sum is 40.

The spelling of 113634371551 in words is "one hundred thirteen billion, six hundred thirty-four million, three hundred seventy-one thousand, five hundred fifty-one".