2000543205 has 16 divisors (see below), whose sum is σ = 3205218240. Its totient is φ = 1065506688.

The previous prime is 2000543191. The next prime is 2000543227. The reversal of 2000543205 is 5023450002.

It is not a de Polignac number, because 2000543205 - 2⁴ = 2000543189 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 79152 + ... + 101321.

It is an arithmetic number, because the mean of its divisors is an integer number (200326140).

Almost surely, 2^2000543205 is an apocalyptic number.

It is an amenable number.

2000543205 is a deficient number, since it is larger than the sum of its proper divisors (1204675035).

2000543205 is a wasteful number, since it uses less digits than its factorization.

2000543205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 181220.

The product of its (nonzero) digits is 1200, while the sum is 21.

The square root of 2000543205 is about 44727.4323542052. The cubic root of 2000543205 is about 1260.0351054719.

Adding to 2000543205 its reverse (5023450002), we get a palindrome (7023993207).

The spelling of 2000543205 in words is "two billion, five hundred forty-three thousand, two hundred five".