111079 has 4 divisors (see below), whose sum is σ = 112176. Its totient is φ = 109984.

The previous prime is 111053. The next prime is 111091. The reversal of 111079 is 970111.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 111079 - 2⁷ = 110951 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 (111029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 379 + ... + 604.

It is an arithmetic number, because the mean of its divisors is an integer number (28044).

2¹¹¹⁰⁷⁹ is an apocalyptic number.

111079 is a deficient number, since it is larger than the sum of its proper divisors (1097).

111079 is an equidigital number, since it uses as much as digits as its factorization.

111079 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1096.

The product of its (nonzero) digits is 63, while the sum is 19.

The square root of 111079 is about 333.2851631861. The cubic root of 111079 is about 48.0703540071.

The spelling of 111079 in words is "one hundred eleven thousand, seventy-nine".