112505523 has 16 divisors (see below), whose sum is σ = 163366560. Its totient is φ = 68454144.

The previous prime is 112505521. The next prime is 112505527. The reversal of 112505523 is 325505211.

It is a happy number.

It is not a de Polignac number, because 112505523 - 2¹ = 112505521 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 112505493 and 112505502.

It is not an unprimeable number, because it can be changed into a prime (112505521) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12736 + ... + 19677.

It is an arithmetic number, because the mean of its divisors is an integer number (10210410).

Almost surely, 2^112505523 is an apocalyptic number.

112505523 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

112505523 is a deficient number, since it is larger than the sum of its proper divisors (50861037).

112505523 is a wasteful number, since it uses less digits than its factorization.

112505523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32518.

The product of its (nonzero) digits is 1500, while the sum is 24.

The square root of 112505523 is about 10606.8620713197. The cubic root of 112505523 is about 482.7525920222.

The spelling of 112505523 in words is "one hundred twelve million, five hundred five thousand, five hundred twenty-three".