113899251 has 16 divisors (see below), whose sum is σ = 153331200. Its totient is φ = 75204480.

The previous prime is 113899229. The next prime is 113899297. The reversal of 113899251 is 152998311.

It is not a de Polignac number, because 113899251 - 2⁶ = 113899187 is a prime.

It is a super-2 number, since 2×113899251² = 25946078756722002, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (113099251) 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, 189850 + ... + 190448.

It is an arithmetic number, because the mean of its divisors is an integer number (9583200).

Almost surely, 2^113899251 is an apocalyptic number.

113899251 is a deficient number, since it is larger than the sum of its proper divisors (39431949).

113899251 is a wasteful number, since it uses less digits than its factorization.

113899251 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1106.

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

The square root of 113899251 is about 10672.3592049743. The cubic root of 113899251 is about 484.7378765676.

The spelling of 113899251 in words is "one hundred thirteen million, eight hundred ninety-nine thousand, two hundred fifty-one".