113144 has 8 divisors (see below), whose sum is σ = 212160. Its totient is φ = 56568.

The previous prime is 113143. The next prime is 113147. The reversal of 113144 is 441311.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (8).

It is a plaindrome in base 12 and base 15.

It is a zygodrome in base 12.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 113144.

It is not an unprimeable number, because it can be changed into a prime (113143) by changing a digit.

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, 7064 + ... + 7079.

It is an arithmetic number, because the mean of its divisors is an integer number (26520).

2¹¹³¹⁴⁴ is an apocalyptic number.

It is an amenable number.

113144 is a deficient number, since it is larger than the sum of its proper divisors (99016).

113144 is a wasteful number, since it uses less digits than its factorization.

113144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14149 (or 14145 counting only the distinct ones).

The product of its digits is 48, while the sum is 14.

The square root of 113144 is about 336.3688451685. The cubic root of 113144 is about 48.3664088575.

Adding to 113144 its reverse (441311), we get a palindrome (554455).

The spelling of 113144 in words is "one hundred thirteen thousand, one hundred forty-four".