1044499769 has 2 divisors, whose sum is σ = 1044499770. Its totient is φ = 1044499768.

The previous prime is 1044499747. The next prime is 1044499789. The reversal of 1044499769 is 9679944401.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 644499769 + 400000000 = 25387^2 + 20000^2 .

It is a cyclic number.

It is not a de Polignac number, because 1044499769 - 2²⁸ = 776064313 is a prime.

It is a super-2 number, since 2×1044499769² = 2181959534882106722, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1044499769.

It is not a weakly prime, because it can be changed into another prime (1044499739) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 522249884 + 522249885.

It is an arithmetic number, because the mean of its divisors is an integer number (522249885).

Almost surely, 2^1044499769 is an apocalyptic number.

It is an amenable number.

1044499769 is a deficient number, since it is larger than the sum of its proper divisors (1).

1044499769 is an equidigital number, since it uses as much as digits as its factorization.

1044499769 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1959552, while the sum is 53.

The square root of 1044499769 is about 32318.7216486049. The cubic root of 1044499769 is about 1014.6185140502.

The spelling of 1044499769 in words is "one billion, forty-four million, four hundred ninety-nine thousand, seven hundred sixty-nine".