112517 has 4 divisors (see below), whose sum is σ = 115596. Its totient is φ = 109440.

The previous prime is 112507. The next prime is 112543. The reversal of 112517 is 715211.

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 106276 + 6241 = 326^2 + 79^2 .

It is a cyclic number.

It is not a de Polignac number, because 112517 - 2⁴ = 112501 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 112495 and 112504.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112507) 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, 1484 + ... + 1557.

It is an arithmetic number, because the mean of its divisors is an integer number (28899).

2¹¹²⁵¹⁷ is an apocalyptic number.

It is an amenable number.

112517 is a deficient number, since it is larger than the sum of its proper divisors (3079).

112517 is an equidigital number, since it uses as much as digits as its factorization.

112517 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3078.

The product of its digits is 70, while the sum is 17.

The square root of 112517 is about 335.4355377714. The cubic root of 112517 is about 48.2769007107.

Adding to 112517 its reverse (715211), we get a palindrome (827728).

The spelling of 112517 in words is "one hundred twelve thousand, five hundred seventeen".