112199547 has 16 divisors (see below), whose sum is σ = 151703552. Its totient is φ = 73755360.

The previous prime is 112199537. The next prime is 112199561. The reversal of 112199547 is 745991211.

It is not a de Polignac number, because 112199547 - 2¹¹ = 112197499 is a prime.

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (112199537) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 68148 + ... + 69774.

It is an arithmetic number, because the mean of its divisors is an integer number (9481472).

Almost surely, 2^112199547 is an apocalyptic number.

112199547 is a deficient number, since it is larger than the sum of its proper divisors (39504005).

112199547 is a wasteful number, since it uses less digits than its factorization.

112199547 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1938.

The product of its digits is 22680, while the sum is 39.

The square root of 112199547 is about 10592.4287583160. The cubic root of 112199547 is about 482.3145548097.

The spelling of 112199547 in words is "one hundred twelve million, one hundred ninety-nine thousand, five hundred forty-seven".