112243 has 4 divisors (see below), whose sum is σ = 113400. Its totient is φ = 111088.

The previous prime is 112241. The next prime is 112247. The reversal of 112243 is 342211.

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

It is a cyclic number.

It is not a de Polignac number, because 112243 - 2¹ = 112241 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a plaindrome in base 15.

It is not an unprimeable number, because it can be changed into a prime (112241) 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 in 3 ways as a sum of consecutive naturals, for example, 418 + ... + 631.

It is an arithmetic number, because the mean of its divisors is an integer number (28350).

2¹¹²²⁴³ is an apocalyptic number.

112243 is a deficient number, since it is larger than the sum of its proper divisors (1157).

112243 is a wasteful number, since it uses less digits than its factorization.

112243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1156.

The product of its digits is 48, while the sum is 13.

The square root of 112243 is about 335.0268645945. The cubic root of 112243 is about 48.2376810882.

Adding to 112243 its reverse (342211), we get a palindrome (454454).

The spelling of 112243 in words is "one hundred twelve thousand, two hundred forty-three", and thus it is an iban number.