2043324003 has 16 divisors (see below), whose sum is σ = 3129775616. Its totient is φ = 1161561600.

The previous prime is 2043323977. The next prime is 2043324007. The reversal of 2043324003 is 3004233402.

It is not a de Polignac number, because 2043324003 - 2⁸ = 2043323747 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2043324007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 248023 + ... + 256128.

It is an arithmetic number, because the mean of its divisors is an integer number (195610976).

Almost surely, 2^2043324003 is an apocalyptic number.

2043324003 is a deficient number, since it is larger than the sum of its proper divisors (1086451613).

2043324003 is a wasteful number, since it uses less digits than its factorization.

2043324003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 504354.

The product of its (nonzero) digits is 1728, while the sum is 21.

The square root of 2043324003 is about 45203.1415169344. The cubic root of 2043324003 is about 1268.9536099478.

Adding to 2043324003 its reverse (3004233402), we get a palindrome (5047557405).

It can be divided in two parts, 204332 and 4003, that added together give a triangular number (208335 = T₆₄₅).

The spelling of 2043324003 in words is "two billion, forty-three million, three hundred twenty-four thousand, three".