113859 has 8 divisors (see below), whose sum is σ = 168720.
Its totient is φ = 75888.
The previous prime is 113843. The next prime is 113891. The reversal of 113859 is 958311.
It is not a de Polignac number, because 113859 - 24 = 113843 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 4217 = 113859 / (1 + 1 + 3 + 8 + 5 + 9).
It is not an unprimeable number, because it can be changed into a prime (113809) 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, 2082 + ... + 2135.
It is an arithmetic number, because the mean of its divisors is an integer number (21090).
2113859 is an apocalyptic number.
113859 is a deficient number, since it is larger than the sum of its proper divisors (54861).
113859 is an equidigital number, since it uses as much as digits as its factorization.
113859 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4226 (or 4220 counting only the distinct ones).
The product of its digits is 1080, while the sum is 27.
The square root of 113859 is about 337.4299927392.
The cubic root of 113859 is about 48.4680769130.
The spelling of 113859 in words is "one hundred thirteen thousand, eight hundred fifty-nine".