113391238 has 8 divisors (see below), whose sum is σ = 170143920. Its totient is φ = 56676600.

The previous prime is 113391233. The next prime is 113391277. The reversal of 113391238 is 832193311.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113391233) 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, 258 + ... + 15061.

It is an arithmetic number, because the mean of its divisors is an integer number (21267990).

Almost surely, 2^113391238 is an apocalyptic number.

113391238 is a deficient number, since it is larger than the sum of its proper divisors (56752682).

113391238 is a wasteful number, since it uses less digits than its factorization.

113391238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19022.

The product of its digits is 3888, while the sum is 31.

The square root of 113391238 is about 10648.5321993221. The cubic root of 113391238 is about 484.0161271178.

The spelling of 113391238 in words is "one hundred thirteen million, three hundred ninety-one thousand, two hundred thirty-eight".