113318 has 4 divisors (see below), whose sum is σ = 169980. Its totient is φ = 56658.

The previous prime is 113287. The next prime is 113327. The reversal of 113318 is 813311.

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

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 113296 and 113305.

It is a congruent number.

It is an unprimeable number.

113318 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28328 + ... + 28331.

It is an arithmetic number, because the mean of its divisors is an integer number (42495).

2¹¹³³¹⁸ is an apocalyptic number.

113318 is a deficient number, since it is larger than the sum of its proper divisors (56662).

113318 is an equidigital number, since it uses as much as digits as its factorization.

113318 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56661.

The product of its digits is 72, while the sum is 17.

The square root of 113318 is about 336.6273904483. The cubic root of 113318 is about 48.3911897995.

Adding to 113318 its reverse (813311), we get a palindrome (926629).

The spelling of 113318 in words is "one hundred thirteen thousand, three hundred eighteen".