1044403057 has 2 divisors, whose sum is σ = 1044403058. Its totient is φ = 1044403056.

The previous prime is 1044402979. The next prime is 1044403069. The reversal of 1044403057 is 7503044401.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1016270641 + 28132416 = 31879^2 + 5304^2 .

It is a cyclic number.

It is not a de Polignac number, because 1044403057 - 2¹¹ = 1044401009 is a prime.

It is not a weakly prime, because it can be changed into another prime (1044400057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 522201528 + 522201529.

It is an arithmetic number, because the mean of its divisors is an integer number (522201529).

Almost surely, 2^1044403057 is an apocalyptic number.

It is an amenable number.

1044403057 is a deficient number, since it is larger than the sum of its proper divisors (1).

1044403057 is an equidigital number, since it uses as much as digits as its factorization.

1044403057 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6720, while the sum is 28.

The square root of 1044403057 is about 32317.2253914225. The cubic root of 1044403057 is about 1014.5871980023.

Adding to 1044403057 its reverse (7503044401), we get a palindrome (8547447458).

The spelling of 1044403057 in words is "one billion, forty-four million, four hundred three thousand, fifty-seven".