112159447 has 4 divisors (see below), whose sum is σ = 112199416. Its totient is φ = 112119480.

The previous prime is 112159423. The next prime is 112159459. The reversal of 112159447 is 744951211.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-112159447 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112159417) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15429 + ... + 21502.

It is an arithmetic number, because the mean of its divisors is an integer number (28049854).

Almost surely, 2^112159447 is an apocalyptic number.

112159447 is a deficient number, since it is larger than the sum of its proper divisors (39969).

112159447 is an equidigital number, since it uses as much as digits as its factorization.

112159447 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39968.

The product of its digits is 10080, while the sum is 34.

The square root of 112159447 is about 10590.5357277146. The cubic root of 112159447 is about 482.2570883916.

The spelling of 112159447 in words is "one hundred twelve million, one hundred fifty-nine thousand, four hundred forty-seven".