1002044663 has 2 divisors, whose sum is σ = 1002044664. Its totient is φ = 1002044662.

The previous prime is 1002044599. The next prime is 1002044669. The reversal of 1002044663 is 3664402001.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1002044663 - 2⁶ = 1002044599 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1002044669) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 501022331 + 501022332.

It is an arithmetic number, because the mean of its divisors is an integer number (501022332).

Almost surely, 2^1002044663 is an apocalyptic number.

1002044663 is a deficient number, since it is larger than the sum of its proper divisors (1).

1002044663 is an equidigital number, since it uses as much as digits as its factorization.

1002044663 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3456, while the sum is 26.

The square root of 1002044663 is about 31655.0890537367. The cubic root of 1002044663 is about 1000.6810903440.

Adding to 1002044663 its reverse (3664402001), we get a palindrome (4666446664).

The spelling of 1002044663 in words is "one billion, two million, forty-four thousand, six hundred sixty-three".