113518 has 8 divisors (see below), whose sum is σ = 171720. Its totient is φ = 56280.

The previous prime is 113513. The next prime is 113537. The reversal of 113518 is 815311.

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

It is a plaindrome in base 8.

It is a junction number, because it is equal to n+sod(n) for n = 113495 and 113504.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113513) by changing a digit.

113518 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 in 3 ways as a sum of consecutive naturals, for example, 288 + ... + 556.

It is an arithmetic number, because the mean of its divisors is an integer number (21465).

2¹¹³⁵¹⁸ is an apocalyptic number.

113518 is a deficient number, since it is larger than the sum of its proper divisors (58202).

113518 is a wasteful number, since it uses less digits than its factorization.

113518 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 482.

The product of its digits is 120, while the sum is 19.

The square root of 113518 is about 336.9243238474. The cubic root of 113518 is about 48.4196423245.

Adding to 113518 its reverse (815311), we get a palindrome (928829).

The spelling of 113518 in words is "one hundred thirteen thousand, five hundred eighteen".