113391237 has 8 divisors (see below), whose sum is σ = 151392640. Its totient is φ = 75492000.

The previous prime is 113391233. The next prime is 113391277. The reversal of 113391237 is 732193311.

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

It is not a de Polignac number, because 113391237 - 2² = 113391233 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 (113391233) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22912 + ... + 27417.

It is an arithmetic number, because the mean of its divisors is an integer number (18924080).

Almost surely, 2^113391237 is an apocalyptic number.

It is an amenable number.

113391237 is a deficient number, since it is larger than the sum of its proper divisors (38001403).

113391237 is an equidigital number, since it uses as much as digits as its factorization.

113391237 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51083.

The product of its digits is 3402, while the sum is 30.

The square root of 113391237 is about 10648.5321523673. The cubic root of 113391237 is about 484.0161256950.

The spelling of 113391237 in words is "one hundred thirteen million, three hundred ninety-one thousand, two hundred thirty-seven".