112990939 has 8 divisors (see below), whose sum is σ = 116799872. Its totient is φ = 109192320.

The previous prime is 112990921. The next prime is 112990949. The reversal of 112990939 is 939099211.

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 112990939 - 2⁵ = 112990907 is a prime.

It is a super-2 number, since 2×112990939² = 25533904592203442, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 112990895 and 112990904.

It is not an unprimeable number, because it can be changed into a prime (112990949) 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, 24307 + ... + 28579.

It is an arithmetic number, because the mean of its divisors is an integer number (14599984).

Almost surely, 2^112990939 is an apocalyptic number.

112990939 is a deficient number, since it is larger than the sum of its proper divisors (3808933).

112990939 is an equidigital number, since it uses as much as digits as its factorization.

112990939 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5157.

The product of its (nonzero) digits is 39366, while the sum is 43.

The square root of 112990939 is about 10629.7196106012. The cubic root of 112990939 is about 483.4458901820.

The spelling of 112990939 in words is "one hundred twelve million, nine hundred ninety thousand, nine hundred thirty-nine".