112143243 has 8 divisors (see below), whose sum is σ = 149723856. Its totient is φ = 74662400.

The previous prime is 112143223. The next prime is 112143253. The reversal of 112143243 is 342341211.

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

It is a cyclic number.

It is not a de Polignac number, because 112143243 - 2¹² = 112139147 is a prime.

It is a super-2 number, since 2×112143243² = 25152213901114098, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (112143223) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22278 + ... + 26843.

It is an arithmetic number, because the mean of its divisors is an integer number (18715482).

Almost surely, 2^112143243 is an apocalyptic number.

112143243 is a deficient number, since it is larger than the sum of its proper divisors (37580613).

112143243 is an equidigital number, since it uses as much as digits as its factorization.

112143243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49885.

The product of its digits is 576, while the sum is 21.

The square root of 112143243 is about 10589.7706774037. The cubic root of 112143243 is about 482.2338629138.

Adding to 112143243 its reverse (342341211), we get a palindrome (454484454).

The spelling of 112143243 in words is "one hundred twelve million, one hundred forty-three thousand, two hundred forty-three".