112792721 has 16 divisors (see below), whose sum is σ = 121450560. Its totient is φ = 104431680.

The previous prime is 112792717. The next prime is 112792727. The reversal of 112792721 is 127297211.

It is a cyclic number.

It is not a de Polignac number, because 112792721 - 2² = 112792717 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (112792727) 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, 355655 + ... + 355971.

It is an arithmetic number, because the mean of its divisors is an integer number (7590660).

Almost surely, 2^112792721 is an apocalyptic number.

It is an amenable number.

112792721 is a deficient number, since it is larger than the sum of its proper divisors (8657839).

112792721 is a wasteful number, since it uses less digits than its factorization.

112792721 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 704.

The product of its digits is 3528, while the sum is 32.

The square root of 112792721 is about 10620.3917536031. The cubic root of 112792721 is about 483.1630245255.

The spelling of 112792721 in words is "one hundred twelve million, seven hundred ninety-two thousand, seven hundred twenty-one".