113243125 has 40 divisors (see below), whose sum is σ = 149577120. Its totient is φ = 85608000.

The previous prime is 113243027. The next prime is 113243131. The reversal of 113243125 is 521342311.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-113243125 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 113243096 and 113243105.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 1364334 + ... + 1364416.

It is an arithmetic number, because the mean of its divisors is an integer number (3739428).

Almost surely, 2^113243125 is an apocalyptic number.

It is an amenable number.

113243125 is a deficient number, since it is larger than the sum of its proper divisors (36333995).

113243125 is an frugal number, since it uses more digits than its factorization.

113243125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 199 (or 184 counting only the distinct ones).

The product of its digits is 720, while the sum is 22.

The square root of 113243125 is about 10641.5753063163. The cubic root of 113243125 is about 483.8052927292.

Adding to 113243125 its reverse (521342311), we get a palindrome (634585436).

The spelling of 113243125 in words is "one hundred thirteen million, two hundred forty-three thousand, one hundred twenty-five".