2044453013 has 2 divisors, whose sum is σ = 2044453014. Its totient is φ = 2044453012.

The previous prime is 2044452979. The next prime is 2044453063. The reversal of 2044453013 is 3103544402.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1457941489 + 586511524 = 38183^2 + 24218^2 .

It is a cyclic number.

It is not a de Polignac number, because 2044453013 - 2⁸ = 2044452757 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2044453063) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1022226506 + 1022226507.

It is an arithmetic number, because the mean of its divisors is an integer number (1022226507).

Almost surely, 2^2044453013 is an apocalyptic number.

It is an amenable number.

2044453013 is a deficient number, since it is larger than the sum of its proper divisors (1).

2044453013 is an equidigital number, since it uses as much as digits as its factorization.

2044453013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5760, while the sum is 26.

The square root of 2044453013 is about 45215.6279730803. The cubic root of 2044453013 is about 1269.1872810850.

Adding to 2044453013 its reverse (3103544402), we get a palindrome (5147997415).

The spelling of 2044453013 in words is "two billion, forty-four million, four hundred fifty-three thousand, thirteen".