113198925 has 24 divisors (see below), whose sum is σ = 213893056. Its totient is φ = 51747840.

The previous prime is 113198923. The next prime is 113198963. The reversal of 113198925 is 529891311.

It is not a de Polignac number, because 113198925 - 2¹ = 113198923 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113198923) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 107284 + ... + 108333.

Almost surely, 2^113198925 is an apocalyptic number.

113198925 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

113198925 is a deficient number, since it is larger than the sum of its proper divisors (100694131).

113198925 is a wasteful number, since it uses less digits than its factorization.

113198925 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 215637 (or 215632 counting only the distinct ones).

The product of its digits is 19440, while the sum is 39.

The square root of 113198925 is about 10639.4983434371. The cubic root of 113198925 is about 483.7423397488.

The spelling of 113198925 in words is "one hundred thirteen million, one hundred ninety-eight thousand, nine hundred twenty-five".