1044004427 has 2 divisors, whose sum is σ = 1044004428. Its totient is φ = 1044004426.

The previous prime is 1044004421. The next prime is 1044004471. The reversal of 1044004427 is 7244004401.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1044004427 - 2¹⁰ = 1044003403 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1044004396 and 1044004405.

It is not a weakly prime, because it can be changed into another prime (1044004421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 522002213 + 522002214.

It is an arithmetic number, because the mean of its divisors is an integer number (522002214).

Almost surely, 2^1044004427 is an apocalyptic number.

1044004427 is a deficient number, since it is larger than the sum of its proper divisors (1).

1044004427 is an equidigital number, since it uses as much as digits as its factorization.

1044004427 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3584, while the sum is 26.

The square root of 1044004427 is about 32311.0573488396. The cubic root of 1044004427 is about 1014.4580983029.

Subtracting from 1044004427 its sum of digits (26), we obtain a palindrome (1044004401).

Adding to 1044004427 its reverse (7244004401), we get a palindrome (8288008828).

The spelling of 1044004427 in words is "one billion, forty-four million, four thousand, four hundred twenty-seven".