111114311 has 24 divisors (see below), whose sum is σ = 147153024. Its totient is φ = 82808880.

The previous prime is 111114307. The next prime is 111114313. The reversal of 111114311 is 113411111.

It is a happy number.

It is not a de Polignac number, because 111114311 - 2² = 111114307 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 (111114313) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7916 + ... + 16878.

It is an arithmetic number, because the mean of its divisors is an integer number (6131376).

Almost surely, 2^111114311 is an apocalyptic number.

111114311 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

111114311 is a deficient number, since it is larger than the sum of its proper divisors (36038713).

111114311 is a wasteful number, since it uses less digits than its factorization.

111114311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9011 (or 9004 counting only the distinct ones).

The product of its digits is 12, while the sum is 14.

The square root of 111114311 is about 10541.0773168590. The cubic root of 111114311 is about 480.7544717632.

Adding to 111114311 its reverse (113411111), we get a palindrome (224525422).

The spelling of 111114311 in words is "one hundred eleven million, one hundred fourteen thousand, three hundred eleven".