112449921 has 16 divisors (see below), whose sum is σ = 160272000. Its totient is φ = 69956480.

The previous prime is 112449899. The next prime is 112449937. The reversal of 112449921 is 129944211.

It is a cyclic number.

It is not a de Polignac number, because 112449921 - 2⁵ = 112449889 is a prime.

It is not an unprimeable number, because it can be changed into a prime (112449721) 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, 17046 + ... + 22703.

It is an arithmetic number, because the mean of its divisors is an integer number (10017000).

Almost surely, 2^112449921 is an apocalyptic number.

It is an amenable number.

112449921 is a deficient number, since it is larger than the sum of its proper divisors (47822079).

112449921 is a wasteful number, since it uses less digits than its factorization.

112449921 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39816.

The product of its digits is 5184, while the sum is 33.

The square root of 112449921 is about 10604.2407083204. The cubic root of 112449921 is about 482.6730509412.

The spelling of 112449921 in words is "one hundred twelve million, four hundred forty-nine thousand, nine hundred twenty-one".