112131492189 has 8 divisors (see below), whose sum is σ = 149515506432. Its totient is φ = 74750903040.

The previous prime is 112131492157. The next prime is 112131492199. The reversal of 112131492189 is 981294131211.

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

It is not a de Polignac number, because 112131492189 - 2⁵ = 112131492157 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 112131492189.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112131492119) 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, 778884 + ... + 911549.

It is an arithmetic number, because the mean of its divisors is an integer number (18689438304).

Almost surely, 2^112131492189 is an apocalyptic number.

It is an amenable number.

112131492189 is a deficient number, since it is larger than the sum of its proper divisors (37384014243).

112131492189 is a wasteful number, since it uses less digits than its factorization.

112131492189 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1712547.

The product of its digits is 31104, while the sum is 42.

The spelling of 112131492189 in words is "one hundred twelve billion, one hundred thirty-one million, four hundred ninety-two thousand, one hundred eighty-nine".