113124191 has 2 divisors, whose sum is σ = 113124192. Its totient is φ = 113124190.

The previous prime is 113124173. The next prime is 113124211. The reversal of 113124191 is 191421311.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 113124191 - 2¹⁸ = 112862047 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (113124161) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56562095 + 56562096.

It is an arithmetic number, because the mean of its divisors is an integer number (56562096).

Almost surely, 2^113124191 is an apocalyptic number.

113124191 is a deficient number, since it is larger than the sum of its proper divisors (1).

113124191 is an equidigital number, since it uses as much as digits as its factorization.

113124191 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 216, while the sum is 23.

The square root of 113124191 is about 10635.9856618933. The cubic root of 113124191 is about 483.6358606493.

The spelling of 113124191 in words is "one hundred thirteen million, one hundred twenty-four thousand, one hundred ninety-one".