112897591 has 2 divisors, whose sum is σ = 112897592. Its totient is φ = 112897590.

The previous prime is 112897573. The next prime is 112897633. The reversal of 112897591 is 195798211.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 112897591 - 2²³ = 104508983 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (112897531) 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, 56448795 + 56448796.

It is an arithmetic number, because the mean of its divisors is an integer number (56448796).

Almost surely, 2^112897591 is an apocalyptic number.

112897591 is a deficient number, since it is larger than the sum of its proper divisors (1).

112897591 is an equidigital number, since it uses as much as digits as its factorization.

112897591 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 45360, while the sum is 43.

The square root of 112897591 is about 10625.3278067079. The cubic root of 112897591 is about 483.3127197973.

The spelling of 112897591 in words is "one hundred twelve million, eight hundred ninety-seven thousand, five hundred ninety-one".