113668 has 12 divisors (see below), whose sum is σ = 201292. Its totient is φ = 56160.

The previous prime is 113657. The next prime is 113683. The reversal of 113668 is 866311.

113668 is nontrivially palindromic in base 3 and base 14.

It can be written as a sum of positive squares in 2 ways, for example, as 12544 + 101124 = 112^2 + 318^2 .

It is a hoax number, since the sum of its digits (25) coincides with the sum of the digits of its distinct prime factors.

It is a plaindrome in base 10.

It is an unprimeable number.

113668 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 538 + ... + 718.

2¹¹³⁶⁶⁸ is an apocalyptic number.

It is an amenable number.

113668 is a deficient number, since it is larger than the sum of its proper divisors (87624).

113668 is a wasteful number, since it uses less digits than its factorization.

113668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 342 (or 340 counting only the distinct ones).

The product of its digits is 864, while the sum is 25.

The square root of 113668 is about 337.1468522766. The cubic root of 113668 is about 48.4409597945.

Adding to 113668 its reverse (866311), we get a palindrome (979979).

The spelling of 113668 in words is "one hundred thirteen thousand, six hundred sixty-eight".