111399245 has 8 divisors (see below), whose sum is σ = 133916640. Its totient is φ = 88961040.

The previous prime is 111399227. The next prime is 111399287. The reversal of 111399245 is 542993111.

It is a happy number.

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

It is not a de Polignac number, because 111399245 - 2¹² = 111395149 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16655 + ... + 22364.

It is an arithmetic number, because the mean of its divisors is an integer number (16739580).

Almost surely, 2^111399245 is an apocalyptic number.

It is an amenable number.

111399245 is a deficient number, since it is larger than the sum of its proper divisors (22517395).

111399245 is an equidigital number, since it uses as much as digits as its factorization.

111399245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39595.

The product of its digits is 9720, while the sum is 35.

The square root of 111399245 is about 10554.5840751780. The cubic root of 111399245 is about 481.1650590516.

The spelling of 111399245 in words is "one hundred eleven million, three hundred ninety-nine thousand, two hundred forty-five".