111914157 has 4 divisors (see below), whose sum is σ = 149218880. Its totient is φ = 74609436.

The previous prime is 111914149. The next prime is 111914177. The reversal of 111914157 is 751419111.

It is a happy number.

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 111914157 - 2³ = 111914149 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 (111914107) 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, 18652357 + ... + 18652362.

It is an arithmetic number, because the mean of its divisors is an integer number (37304720).

Almost surely, 2^111914157 is an apocalyptic number.

It is an amenable number.

111914157 is a deficient number, since it is larger than the sum of its proper divisors (37304723).

111914157 is an equidigital number, since it uses as much as digits as its factorization.

111914157 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37304722.

The product of its digits is 1260, while the sum is 30.

The square root of 111914157 is about 10578.9487663000. The cubic root of 111914157 is about 481.9052702617.

The spelling of 111914157 in words is "one hundred eleven million, nine hundred fourteen thousand, one hundred fifty-seven".