112547 has 4 divisors (see below), whose sum is σ = 113256. Its totient is φ = 111840.

The previous prime is 112543. The next prime is 112559. The reversal of 112547 is 745211.

112547 is nontrivially palindromic in base 15.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 745211 = 631 ⋅1181.

It is a cyclic number.

It is not a de Polignac number, because 112547 - 2² = 112543 is a prime.

It is a Duffinian number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 112547.

It is not an unprimeable number, because it can be changed into a prime (112543) 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, 8 + ... + 474.

It is an arithmetic number, because the mean of its divisors is an integer number (28314).

2¹¹²⁵⁴⁷ is an apocalyptic number.

112547 is a deficient number, since it is larger than the sum of its proper divisors (709).

112547 is an equidigital number, since it uses as much as digits as its factorization.

112547 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 708.

The product of its digits is 280, while the sum is 20.

The square root of 112547 is about 335.4802527721. The cubic root of 112547 is about 48.2811909611.

Adding to 112547 its reverse (745211), we get a palindrome (857758).

The spelling of 112547 in words is "one hundred twelve thousand, five hundred forty-seven".