112553421 has 8 divisors (see below), whose sum is σ = 156596160. Its totient is φ = 71773152.

The previous prime is 112553411. The next prime is 112553423. The reversal of 112553421 is 124355211.

It is a happy number.

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

It is not a de Polignac number, because 112553421 - 2¹³ = 112545229 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 112553391 and 112553400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112553423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 815536 + ... + 815673.

It is an arithmetic number, because the mean of its divisors is an integer number (19574520).

Almost surely, 2^112553421 is an apocalyptic number.

It is an amenable number.

112553421 is a deficient number, since it is larger than the sum of its proper divisors (44042739).

112553421 is a wasteful number, since it uses less digits than its factorization.

112553421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1631235.

The product of its digits is 1200, while the sum is 24.

The square root of 112553421 is about 10609.1197090051. The cubic root of 112553421 is about 482.8210911868.

The spelling of 112553421 in words is "one hundred twelve million, five hundred fifty-three thousand, four hundred twenty-one".