112637389891 has 8 divisors (see below), whose sum is σ = 123112280144. Its totient is φ = 102421139040.

The previous prime is 112637389861. The next prime is 112637389919. The reversal of 112637389891 is 198983736211.

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

It is a cyclic number.

It is not a de Polignac number, because 112637389891 - 2¹¹ = 112637387843 is a prime.

It is a super-3 number, since 3×112637389891³ (a number of 34 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (112637389861) 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, 64658940 + ... + 64660681.

It is an arithmetic number, because the mean of its divisors is an integer number (15389035018).

Almost surely, 2^112637389891 is an apocalyptic number.

112637389891 is a deficient number, since it is larger than the sum of its proper divisors (10474890253).

112637389891 is a wasteful number, since it uses less digits than its factorization.

112637389891 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129319701.

The product of its digits is 3919104, while the sum is 58.

The spelling of 112637389891 in words is "one hundred twelve billion, six hundred thirty-seven million, three hundred eighty-nine thousand, eight hundred ninety-one".