2004111143 has 4 divisors (see below), whose sum is σ = 2010514368. Its totient is φ = 1997707920.

The previous prime is 2004111103. The next prime is 2004111173. The reversal of 2004111143 is 3411114002.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3411114002 = 2 ⋅1705557001.

It is a cyclic number.

It is not a de Polignac number, because 2004111143 - 2⁸ = 2004110887 is a prime.

It is a super-2 number, since 2×2004111143² = 8032922946993532898, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2004111103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3201143 + ... + 3201768.

It is an arithmetic number, because the mean of its divisors is an integer number (502628592).

Almost surely, 2^2004111143 is an apocalyptic number.

2004111143 is a deficient number, since it is larger than the sum of its proper divisors (6403225).

2004111143 is an equidigital number, since it uses as much as digits as its factorization.

2004111143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6403224.

The product of its (nonzero) digits is 96, while the sum is 17.

The square root of 2004111143 is about 44767.2999297478. The cubic root of 2004111143 is about 1260.7837449883.

Adding to 2004111143 its reverse (3411114002), we get a palindrome (5415225145).

The spelling of 2004111143 in words is "two billion, four million, one hundred eleven thousand, one hundred forty-three".