112241643 has 4 divisors (see below), whose sum is σ = 149655528. Its totient is φ = 74827760.

The previous prime is 112241639. The next prime is 112241663. The reversal of 112241643 is 346142211.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 346142211 = 3 ⋅115380737.

It is a cyclic number.

It is not a de Polignac number, because 112241643 - 2² = 112241639 is a prime.

It is not an unprimeable number, because it can be changed into a prime (112241663) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18706938 + ... + 18706943.

It is an arithmetic number, because the mean of its divisors is an integer number (37413882).

Almost surely, 2^112241643 is an apocalyptic number.

112241643 is a deficient number, since it is larger than the sum of its proper divisors (37413885).

112241643 is an equidigital number, since it uses as much as digits as its factorization.

112241643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37413884.

The product of its digits is 1152, while the sum is 24.

The square root of 112241643 is about 10594.4156516535. The cubic root of 112241643 is about 482.3748669213.

Adding to 112241643 its reverse (346142211), we get a palindrome (458383854).

The spelling of 112241643 in words is "one hundred twelve million, two hundred forty-one thousand, six hundred forty-three".