112627991 has 32 divisors (see below), whose sum is σ = 142540800. Its totient is φ = 86819040.

The previous prime is 112627979. The next prime is 112628011. The reversal of 112627991 is 199726211.

It is not a de Polignac number, because 112627991 - 2⁶ = 112627927 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112627591) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 243026 + ... + 243488.

It is an arithmetic number, because the mean of its divisors is an integer number (4454400).

Almost surely, 2^112627991 is an apocalyptic number.

112627991 is a deficient number, since it is larger than the sum of its proper divisors (29912809).

112627991 is a wasteful number, since it uses less digits than its factorization.

112627991 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 579.

The product of its digits is 13608, while the sum is 38.

The square root of 112627991 is about 10612.6335562856. The cubic root of 112627991 is about 482.9276954408.

The spelling of 112627991 in words is "one hundred twelve million, six hundred twenty-seven thousand, nine hundred ninety-one".