112990 has 8 divisors (see below), whose sum is σ = 203400. Its totient is φ = 45192.

The previous prime is 112979. The next prime is 112997. The reversal of 112990 is 99211.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112997) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5640 + ... + 5659.

It is an arithmetic number, because the mean of its divisors is an integer number (25425).

2¹¹²⁹⁹⁰ is an apocalyptic number.

112990 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

112990 is a deficient number, since it is larger than the sum of its proper divisors (90410).

112990 is a wasteful number, since it uses less digits than its factorization.

112990 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11306.

The product of its (nonzero) digits is 162, while the sum is 22.

The square root of 112990 is about 336.1398518474. The cubic root of 112990 is about 48.3444550969.

The spelling of 112990 in words is "one hundred twelve thousand, nine hundred ninety".