111118 has 8 divisors (see below), whose sum is σ = 190512. Its totient is φ = 47616.

The previous prime is 111109. The next prime is 111119. The reversal of 111118 is 811111.

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

It is a magnanimous number.

It is a plaindrome in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 111098 and 111107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111119) 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, 3955 + ... + 3982.

It is an arithmetic number, because the mean of its divisors is an integer number (23814).

2¹¹¹¹¹⁸ is an apocalyptic number.

111118 is a deficient number, since it is larger than the sum of its proper divisors (79394).

111118 is an equidigital number, since it uses as much as digits as its factorization.

111118 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7946.

The product of its digits is 8, while the sum is 13.

The square root of 111118 is about 333.3436665065. The cubic root of 111118 is about 48.0759792061.

Adding to 111118 its reverse (811111), we get a palindrome (922229).

It can be divided in two parts, 11111 and 8, that multiplied together give a palindrome (88888).

The spelling of 111118 in words is "one hundred eleven thousand, one hundred eighteen".