112345547 has 4 divisors (see below), whose sum is σ = 117230160. Its totient is φ = 107460936.

The previous prime is 112345529. The next prime is 112345549. The reversal of 112345547 is 745543211.

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 112345547 - 2⁶ = 112345483 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (112345549) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2442272 + ... + 2442317.

It is an arithmetic number, because the mean of its divisors is an integer number (29307540).

Almost surely, 2^112345547 is an apocalyptic number.

112345547 is a deficient number, since it is larger than the sum of its proper divisors (4884613).

112345547 is an equidigital number, since it uses as much as digits as its factorization.

112345547 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4884612.

The product of its digits is 16800, while the sum is 32.

The square root of 112345547 is about 10599.3182327921. The cubic root of 112345547 is about 482.5236685571.

Adding to 112345547 its reverse (745543211), we get a palindrome (857888758).

The spelling of 112345547 in words is "one hundred twelve million, three hundred forty-five thousand, five hundred forty-seven".