1044868973 has 2 divisors, whose sum is σ = 1044868974. Its totient is φ = 1044868972.

The previous prime is 1044868963. The next prime is 1044868987. The reversal of 1044868973 is 3798684401.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 978250729 + 66618244 = 31277^2 + 8162^2 .

It is an emirp because it is prime and its reverse (3798684401) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1044868973 - 2¹⁶ = 1044803437 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1044868963) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 522434486 + 522434487.

It is an arithmetic number, because the mean of its divisors is an integer number (522434487).

Almost surely, 2^1044868973 is an apocalyptic number.

It is an amenable number.

1044868973 is a deficient number, since it is larger than the sum of its proper divisors (1).

1044868973 is an equidigital number, since it uses as much as digits as its factorization.

1044868973 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1161216, while the sum is 50.

The square root of 1044868973 is about 32324.4330654073. The cubic root of 1044868973 is about 1014.7380472137.

The spelling of 1044868973 in words is "one billion, forty-four million, eight hundred sixty-eight thousand, nine hundred seventy-three".