112523 has 4 divisors (see below), whose sum is σ = 119160. Its totient is φ = 105888.

The previous prime is 112507. The next prime is 112543. The reversal of 112523 is 325211.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 325211 = 401 ⋅811.

It is a cyclic number.

It is not a de Polignac number, because 112523 - 2⁴ = 112507 is a prime.

It is a super-2 number, since 2×112523² = 25322851058, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 112498 and 112507.

It is not an unprimeable number, because it can be changed into a prime (112543) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3293 + ... + 3326.

It is an arithmetic number, because the mean of its divisors is an integer number (29790).

2¹¹²⁵²³ is an apocalyptic number.

112523 is a deficient number, since it is larger than the sum of its proper divisors (6637).

112523 is an equidigital number, since it uses as much as digits as its factorization.

112523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6636.

The product of its digits is 60, while the sum is 14.

The square root of 112523 is about 335.4444812484. Note that the first 4 decimals coincide. The cubic root of 112523 is about 48.2777588218.

Adding to 112523 its reverse (325211), we get a palindrome (437734).

The spelling of 112523 in words is "one hundred twelve thousand, five hundred twenty-three".