116111 has 4 divisors (see below), whose sum is σ = 117912. Its totient is φ = 114312.

The previous prime is 116107. The next prime is 116113. The reversal of 116111 is 111611.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 116111 - 2² = 116107 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 116092 and 116101.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 116111.

It is not an unprimeable number, because it can be changed into a prime (116113) 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, 800 + ... + 933.

It is an arithmetic number, because the mean of its divisors is an integer number (29478).

2¹¹⁶¹¹¹ is an apocalyptic number.

116111 is a deficient number, since it is larger than the sum of its proper divisors (1801).

116111 is an equidigital number, since it uses as much as digits as its factorization.

116111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1800.

The product of its digits is 6, while the sum is 11.

The square root of 116111 is about 340.7506419656. The cubic root of 116111 is about 48.7855405965.

Adding to 116111 its reverse (111611), we get a palindrome (227722).

The spelling of 116111 in words is "one hundred sixteen thousand, one hundred eleven".