113732491 has 2 divisors, whose sum is σ = 113732492. Its totient is φ = 113732490.

The previous prime is 113732473. The next prime is 113732501. The reversal of 113732491 is 194237311.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 113732491 - 2¹¹ = 113730443 is a prime.

It is not a weakly prime, because it can be changed into another prime (113732891) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56866245 + 56866246.

It is an arithmetic number, because the mean of its divisors is an integer number (56866246).

Almost surely, 2^113732491 is an apocalyptic number.

113732491 is a deficient number, since it is larger than the sum of its proper divisors (1).

113732491 is an equidigital number, since it uses as much as digits as its factorization.

113732491 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4536, while the sum is 31.

The square root of 113732491 is about 10664.5436376809. The cubic root of 113732491 is about 484.5011926274.

The spelling of 113732491 in words is "one hundred thirteen million, seven hundred thirty-two thousand, four hundred ninety-one".