112725221 has 8 divisors (see below), whose sum is σ = 129110784. Its totient is φ = 96410160.

The previous prime is 112725203. The next prime is 112725241. The reversal of 112725221 is 122527211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 112725221 - 2¹⁴ = 112708837 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112725241) 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 7 ways as a sum of consecutive naturals, for example, 14150 + ... + 20631.

It is an arithmetic number, because the mean of its divisors is an integer number (16138848).

Almost surely, 2^112725221 is an apocalyptic number.

It is an amenable number.

112725221 is a deficient number, since it is larger than the sum of its proper divisors (16385563).

112725221 is an equidigital number, since it uses as much as digits as its factorization.

112725221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35251.

The product of its digits is 560, while the sum is 23.

The square root of 112725221 is about 10617.2134291442. The cubic root of 112725221 is about 483.0666234700.

The spelling of 112725221 in words is "one hundred twelve million, seven hundred twenty-five thousand, two hundred twenty-one".