113663951 has 2 divisors, whose sum is σ = 113663952. Its totient is φ = 113663950.

The previous prime is 113663939. The next prime is 113663981. The reversal of 113663951 is 159366311.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 113663951 - 2¹⁸ = 113401807 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (113663911) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56831975 + 56831976.

It is an arithmetic number, because the mean of its divisors is an integer number (56831976).

Almost surely, 2^113663951 is an apocalyptic number.

113663951 is a deficient number, since it is larger than the sum of its proper divisors (1).

113663951 is an equidigital number, since it uses as much as digits as its factorization.

113663951 is an evil number, because the sum of its binary digits is even.

The product of its digits is 14580, while the sum is 35.

The square root of 113663951 is about 10661.3297013084. The cubic root of 113663951 is about 484.4038461128.

The spelling of 113663951 in words is "one hundred thirteen million, six hundred sixty-three thousand, nine hundred fifty-one".