112818 has 8 divisors (see below), whose sum is σ = 225648. Its totient is φ = 37604.

The previous prime is 112807. The next prime is 112831. The reversal of 112818 is 818211.

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

112818 is an admirable number.

It is a super-2 number, since 2×112818² = 25455802248, which contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 112794 and 112803.

It is an unprimeable number.

112818 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9396 + ... + 9407.

It is an arithmetic number, because the mean of its divisors is an integer number (28206).

2¹¹²⁸¹⁸ is an apocalyptic number.

112818 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

112818 is a wasteful number, since it uses less digits than its factorization.

112818 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18808.

The product of its digits is 128, while the sum is 21.

The square root of 112818 is about 335.8839085160. The cubic root of 112818 is about 48.3199117179.

The spelling of 112818 in words is "one hundred twelve thousand, eight hundred eighteen".