113125823 has 4 divisors (see below), whose sum is σ = 113528688. Its totient is φ = 112722960.

The previous prime is 113125811. The next prime is 113125841. The reversal of 113125823 is 328521311.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 328521311 = 17 ⋅19324783.

It is a cyclic number.

It is not a de Polignac number, because 113125823 - 2¹² = 113121727 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 113125792 and 113125801.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113125843) 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, 201011 + ... + 201572.

It is an arithmetic number, because the mean of its divisors is an integer number (28382172).

Almost surely, 2^113125823 is an apocalyptic number.

113125823 is a deficient number, since it is larger than the sum of its proper divisors (402865).

113125823 is an equidigital number, since it uses as much as digits as its factorization.

113125823 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 402864.

The product of its digits is 1440, while the sum is 26.

The square root of 113125823 is about 10636.0623822917. The cubic root of 113125823 is about 483.6381863821.

The spelling of 113125823 in words is "one hundred thirteen million, one hundred twenty-five thousand, eight hundred twenty-three".