112345612289 has 8 divisors (see below), whose sum is σ = 114312743040. Its totient is φ = 110382526800.

The previous prime is 112345612277. The next prime is 112345612363. The reversal of 112345612289 is 982216543211.

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 112345612289 - 2²⁸ = 112077176833 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (112345611289) 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, 955259 + ... + 1066400.

It is an arithmetic number, because the mean of its divisors is an integer number (14289092880).

Almost surely, 2^112345612289 is an apocalyptic number.

It is an amenable number.

112345612289 is a deficient number, since it is larger than the sum of its proper divisors (1967130751).

112345612289 is an equidigital number, since it uses as much as digits as its factorization.

112345612289 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2022631.

The product of its digits is 207360, while the sum is 44.

The spelling of 112345612289 in words is "one hundred twelve billion, three hundred forty-five million, six hundred twelve thousand, two hundred eighty-nine".