113786157 has 4 divisors (see below), whose sum is σ = 151714880. Its totient is φ = 75857436.

The previous prime is 113786147. The next prime is 113786159. The reversal of 113786157 is 751687311.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 113786157 - 2¹¹ = 113784109 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 (113786159) 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, 18964357 + ... + 18964362.

It is an arithmetic number, because the mean of its divisors is an integer number (37928720).

Almost surely, 2^113786157 is an apocalyptic number.

It is an amenable number.

113786157 is a deficient number, since it is larger than the sum of its proper divisors (37928723).

113786157 is an equidigital number, since it uses as much as digits as its factorization.

113786157 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37928722.

The product of its digits is 35280, while the sum is 39.

The square root of 113786157 is about 10667.0594354771. The cubic root of 113786157 is about 484.5773864871.

The spelling of 113786157 in words is "one hundred thirteen million, seven hundred eighty-six thousand, one hundred fifty-seven".