2043045013 has 2 divisors, whose sum is σ = 2043045014. Its totient is φ = 2043045012.

The previous prime is 2043044999. The next prime is 2043045089. The reversal of 2043045013 is 3105403402.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1945074609 + 97970404 = 44103^2 + 9898^2 .

It is a cyclic number.

It is not a de Polignac number, because 2043045013 - 2⁵ = 2043044981 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2043045413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1021522506 + 1021522507.

It is an arithmetic number, because the mean of its divisors is an integer number (1021522507).

Almost surely, 2^2043045013 is an apocalyptic number.

It is an amenable number.

2043045013 is a deficient number, since it is larger than the sum of its proper divisors (1).

2043045013 is an equidigital number, since it uses as much as digits as its factorization.

2043045013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1440, while the sum is 22.

The square root of 2043045013 is about 45200.0554535058. The cubic root of 2043045013 is about 1268.8958541406.

Adding to 2043045013 its reverse (3105403402), we get a palindrome (5148448415).

The spelling of 2043045013 in words is "two billion, forty-three million, forty-five thousand, thirteen".