2043043443 has 24 divisors (see below), whose sum is σ = 3378336000. Its totient is φ = 1165482864.

The previous prime is 2043043441. The next prime is 2043043451. The reversal of 2043043443 is 3443403402.

It is not a de Polignac number, because 2043043443 - 2¹ = 2043043441 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2043043441) 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 23 ways as a sum of consecutive naturals, for example, 10668 + ... + 64806.

It is an arithmetic number, because the mean of its divisors is an integer number (140764000).

Almost surely, 2^2043043443 is an apocalyptic number.

2043043443 is a deficient number, since it is larger than the sum of its proper divisors (1335292557).

2043043443 is a wasteful number, since it uses less digits than its factorization.

2043043443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54751 (or 54748 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 27.

The square root of 2043043443 is about 45200.0380862671. The cubic root of 2043043443 is about 1268.8955291083.

Adding to 2043043443 its reverse (3443403402), we get a palindrome (5486446845).

The spelling of 2043043443 in words is "two billion, forty-three million, forty-three thousand, four hundred forty-three".