113612 has 6 divisors (see below), whose sum is σ = 198828. Its totient is φ = 56804.

The previous prime is 113591. The next prime is 113621. The reversal of 113612 is 216311.

It is a plaindrome in base 16.

It is an unprimeable number.

113612 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 (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14198 + ... + 14205.

It is an arithmetic number, because the mean of its divisors is an integer number (33138).

2¹¹³⁶¹² is an apocalyptic number.

It is an amenable number.

113612 is a deficient number, since it is larger than the sum of its proper divisors (85216).

113612 is a wasteful number, since it uses less digits than its factorization.

113612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28407 (or 28405 counting only the distinct ones).

The product of its digits is 36, while the sum is 14.

The square root of 113612 is about 337.0637921818. The cubic root of 113612 is about 48.4330034674.

Adding to 113612 its reverse (216311), we get a palindrome (329923).

It can be divided in two parts, 11361 and 2, that multiplied together give a palindrome (22722).

The spelling of 113612 in words is "one hundred thirteen thousand, six hundred twelve".