111713125 has 20 divisors (see below), whose sum is σ = 142604352. Its totient is φ = 87446000.

The previous prime is 111713123. The next prime is 111713149. The reversal of 111713125 is 521317111.

It is not a de Polignac number, because 111713125 - 2¹ = 111713123 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 111713096 and 111713105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111713123) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 27474 + ... + 31276.

Almost surely, 2^111713125 is an apocalyptic number.

It is an amenable number.

111713125 is a deficient number, since it is larger than the sum of its proper divisors (30891227).

111713125 is an frugal number, since it uses more digits than its factorization.

111713125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3870 (or 3855 counting only the distinct ones).

The product of its digits is 210, while the sum is 22.

The square root of 111713125 is about 10569.4429843772. The cubic root of 111713125 is about 481.6165476414.

The spelling of 111713125 in words is "one hundred eleven million, seven hundred thirteen thousand, one hundred twenty-five".