112798138 has 8 divisors (see below), whose sum is σ = 169243200. Its totient is φ = 56383740.

The previous prime is 112798129. The next prime is 112798171. The reversal of 112798138 is 831897211.

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

It is a self number, because there is not a number n which added to its sum of digits gives 112798138.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7663 + ... + 16861.

It is an arithmetic number, because the mean of its divisors is an integer number (21155400).

Almost surely, 2^112798138 is an apocalyptic number.

112798138 is a deficient number, since it is larger than the sum of its proper divisors (56445062).

112798138 is an equidigital number, since it uses as much as digits as its factorization.

112798138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15332.

The product of its digits is 24192, while the sum is 40.

The square root of 112798138 is about 10620.6467787984. The cubic root of 112798138 is about 483.1707592215.

The spelling of 112798138 in words is "one hundred twelve million, seven hundred ninety-eight thousand, one hundred thirty-eight".