113990 has 8 divisors (see below), whose sum is σ = 205200. Its totient is φ = 45592.

The previous prime is 113989. The next prime is 114001. The reversal of 113990 is 99311.

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

It is a nialpdrome in base 7.

It is a congruent number.

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, 5690 + ... + 5709.

It is an arithmetic number, because the mean of its divisors is an integer number (25650).

2¹¹³⁹⁹⁰ is an apocalyptic number.

113990 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

113990 is a deficient number, since it is larger than the sum of its proper divisors (91210).

113990 is a wasteful number, since it uses less digits than its factorization.

113990 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11406.

The product of its (nonzero) digits is 243, while the sum is 23.

The square root of 113990 is about 337.6240512760. The cubic root of 113990 is about 48.4866580369.

The spelling of 113990 in words is "one hundred thirteen thousand, nine hundred ninety".