112999547 has 4 divisors (see below), whose sum is σ = 114547560. Its totient is φ = 111451536.

The previous prime is 112999531. The next prime is 112999583. The reversal of 112999547 is 745999211.

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 112999547 - 2⁴ = 112999531 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (112992547) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 773897 + ... + 774042.

It is an arithmetic number, because the mean of its divisors is an integer number (28636890).

Almost surely, 2^112999547 is an apocalyptic number.

112999547 is a deficient number, since it is larger than the sum of its proper divisors (1548013).

112999547 is an equidigital number, since it uses as much as digits as its factorization.

112999547 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1548012.

The product of its digits is 204120, while the sum is 47.

The square root of 112999547 is about 10630.1245053856. The cubic root of 112999547 is about 483.4581666724.

The spelling of 112999547 in words is "one hundred twelve million, nine hundred ninety-nine thousand, five hundred forty-seven".