112021445 has 16 divisors (see below), whose sum is σ = 141723648. Its totient is φ = 84875520.

The previous prime is 112021439. The next prime is 112021453. The reversal of 112021445 is 544120211.

It is a happy number.

It is not a de Polignac number, because 112021445 - 2²⁴ = 95244229 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 404 + ... + 14973.

It is an arithmetic number, because the mean of its divisors is an integer number (8857728).

Almost surely, 2^112021445 is an apocalyptic number.

It is an amenable number.

112021445 is a deficient number, since it is larger than the sum of its proper divisors (29702203).

112021445 is a wasteful number, since it uses less digits than its factorization.

112021445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15460.

The product of its (nonzero) digits is 320, while the sum is 20.

The square root of 112021445 is about 10584.0183767792. The cubic root of 112021445 is about 482.0592160508.

Adding to 112021445 its reverse (544120211), we get a palindrome (656141656).

The spelling of 112021445 in words is "one hundred twelve million, twenty-one thousand, four hundred forty-five".