113550239 has 4 divisors (see below), whose sum is σ = 123873000. Its totient is φ = 103227480.

The previous prime is 113550223. The next prime is 113550253. The reversal of 113550239 is 932055311.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 113550239 - 2⁴ = 113550223 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113550439) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5161364 + ... + 5161385.

It is an arithmetic number, because the mean of its divisors is an integer number (30968250).

Almost surely, 2^113550239 is an apocalyptic number.

113550239 is a deficient number, since it is larger than the sum of its proper divisors (10322761).

113550239 is a wasteful number, since it uses less digits than its factorization.

113550239 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10322760.

The product of its (nonzero) digits is 4050, while the sum is 29.

The square root of 113550239 is about 10655.9954485726. The cubic root of 113550239 is about 484.2422560089.

The spelling of 113550239 in words is "one hundred thirteen million, five hundred fifty thousand, two hundred thirty-nine".