112839317 has 4 divisors (see below), whose sum is σ = 113200140. Its totient is φ = 112478496.

The previous prime is 112839289. The next prime is 112839341. The reversal of 112839317 is 713938211.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 4866436 + 107972881 = 2206^2 + 10391^2 .

It is a cyclic number.

It is not a de Polignac number, because 112839317 - 2⁶ = 112839253 is a prime.

It is a super-2 number, since 2×112839317² = 25465422922052978, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112839017) 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, 179942 + ... + 180567.

It is an arithmetic number, because the mean of its divisors is an integer number (28300035).

Almost surely, 2^112839317 is an apocalyptic number.

It is an amenable number.

112839317 is a deficient number, since it is larger than the sum of its proper divisors (360823).

112839317 is an equidigital number, since it uses as much as digits as its factorization.

112839317 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 360822.

The product of its digits is 9072, while the sum is 35.

The square root of 112839317 is about 10622.5852314773. The cubic root of 112839317 is about 483.2295488089.

The spelling of 112839317 in words is "one hundred twelve million, eight hundred thirty-nine thousand, three hundred seventeen".