112554421 has 16 divisors (see below), whose sum is σ = 131904000. Its totient is φ = 96001584.

The previous prime is 112554413. The next prime is 112554437. The reversal of 112554421 is 124455211.

It is not a de Polignac number, because 112554421 - 2³ = 112554413 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 (112554401) 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, 81291 + ... + 82663.

It is an arithmetic number, because the mean of its divisors is an integer number (8244000).

Almost surely, 2^112554421 is an apocalyptic number.

It is an amenable number.

112554421 is a deficient number, since it is larger than the sum of its proper divisors (19349579).

112554421 is an equidigital number, since it uses as much as digits as its factorization.

112554421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1633 (or 1619 counting only the distinct ones).

The product of its digits is 1600, while the sum is 25.

The square root of 112554421 is about 10609.1668381641. The cubic root of 112554421 is about 482.8225210845.

The spelling of 112554421 in words is "one hundred twelve million, five hundred fifty-four thousand, four hundred twenty-one".