111318 has 8 divisors (see below), whose sum is σ = 222648. Its totient is φ = 37104.

The previous prime is 111317. The next prime is 111323. The reversal of 111318 is 813111.

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

111318 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 111297 and 111306.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111317) 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, 9271 + ... + 9282.

It is an arithmetic number, because the mean of its divisors is an integer number (27831).

2¹¹¹³¹⁸ is an apocalyptic number.

111318 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

111318 is a wasteful number, since it uses less digits than its factorization.

111318 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18558.

The product of its digits is 24, while the sum is 15.

The square root of 111318 is about 333.6435223408. The cubic root of 111318 is about 48.1048057174.

Adding to 111318 its reverse (813111), we get a palindrome (924429).

The spelling of 111318 in words is "one hundred eleven thousand, three hundred eighteen".