112257591 has 8 divisors (see below), whose sum is σ = 150001920. Its totient is φ = 74675832.

The previous prime is 112257581. The next prime is 112257601. The reversal of 112257591 is 195752211.

It is an interprime number because it is at equal distance from previous prime (112257581) and next prime (112257601).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 112257591 - 2¹⁷ = 112126519 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112257571) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39021 + ... + 41798.

It is an arithmetic number, because the mean of its divisors is an integer number (18750240).

Almost surely, 2^112257591 is an apocalyptic number.

112257591 is a deficient number, since it is larger than the sum of its proper divisors (37744329).

112257591 is an equidigital number, since it uses as much as digits as its factorization.

112257591 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81285.

The product of its digits is 6300, while the sum is 33.

The square root of 112257591 is about 10595.1682855913. The cubic root of 112257591 is about 482.3977121264.

The spelling of 112257591 in words is "one hundred twelve million, two hundred fifty-seven thousand, five hundred ninety-one".