112003143 has 8 divisors (see below), whose sum is σ = 170671488. Its totient is φ = 64001784.

The previous prime is 112003109. The next prime is 112003147. The reversal of 112003143 is 341300211.

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

It is not a de Polignac number, because 112003143 - 2¹⁷ = 111872071 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112003147) 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, 2666721 + ... + 2666762.

It is an arithmetic number, because the mean of its divisors is an integer number (21333936).

Almost surely, 2^112003143 is an apocalyptic number.

112003143 is a deficient number, since it is larger than the sum of its proper divisors (58668345).

112003143 is an equidigital number, since it uses as much as digits as its factorization.

112003143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5333493.

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 112003143 is about 10583.1537360089. The cubic root of 112003143 is about 482.0329617674.

Adding to 112003143 its reverse (341300211), we get a palindrome (453303354).

The spelling of 112003143 in words is "one hundred twelve million, three thousand, one hundred forty-three".