113537163703231 has 2 divisors, whose sum is σ = 113537163703232. Its totient is φ = 113537163703230.

The previous prime is 113537163703219. The next prime is 113537163703247. The reversal of 113537163703231 is 132307361735311.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 113537163703231 - 2⁹ = 113537163702719 is a prime.

It is a super-2 number, since 2×113537163703231² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (113537163703031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56768581851615 + 56768581851616.

It is an arithmetic number, because the mean of its divisors is an integer number (56768581851616).

Almost surely, 2^{113537163703231} is an apocalyptic number.

113537163703231 is a deficient number, since it is larger than the sum of its proper divisors (1).

113537163703231 is an equidigital number, since it uses as much as digits as its factorization.

113537163703231 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 714420, while the sum is 46.

The spelling of 113537163703231 in words is "one hundred thirteen trillion, five hundred thirty-seven billion, one hundred sixty-three million, seven hundred three thousand, two hundred thirty-one".