1044016409 has 2 divisors, whose sum is σ = 1044016410. Its totient is φ = 1044016408.

The previous prime is 1044016373. The next prime is 1044016439. The reversal of 1044016409 is 9046104401.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 844076809 + 199939600 = 29053^2 + 14140^2 .

It is a cyclic number.

It is not a de Polignac number, because 1044016409 - 2²⁴ = 1027239193 is a prime.

It is a super-2 number, since 2×1044016409² = 2179940524522510562, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1044016439) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 522008204 + 522008205.

It is an arithmetic number, because the mean of its divisors is an integer number (522008205).

Almost surely, 2^1044016409 is an apocalyptic number.

It is an amenable number.

1044016409 is a deficient number, since it is larger than the sum of its proper divisors (1).

1044016409 is an equidigital number, since it uses as much as digits as its factorization.

1044016409 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 29.

The square root of 1044016409 is about 32311.2427647096. The cubic root of 1044016409 is about 1014.4619792540.

The spelling of 1044016409 in words is "one billion, forty-four million, sixteen thousand, four hundred nine".