113168491 has 2 divisors, whose sum is σ = 113168492. Its totient is φ = 113168490.

The previous prime is 113168479. The next prime is 113168501. The reversal of 113168491 is 194861311.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 113168491 - 2⁹ = 113167979 is a prime.

It is a pancake number, because a pancake can be divided into 113168491 parts by 15044 straight cuts.

It is not a weakly prime, because it can be changed into another prime (113168401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56584245 + 56584246.

It is an arithmetic number, because the mean of its divisors is an integer number (56584246).

Almost surely, 2^113168491 is an apocalyptic number.

113168491 is a deficient number, since it is larger than the sum of its proper divisors (1).

113168491 is an equidigital number, since it uses as much as digits as its factorization.

113168491 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5184, while the sum is 34.

The square root of 113168491 is about 10638.0680106869. The cubic root of 113168491 is about 483.6989838190.

The spelling of 113168491 in words is "one hundred thirteen million, one hundred sixty-eight thousand, four hundred ninety-one".