1044431441 has 2 divisors, whose sum is σ = 1044431442. Its totient is φ = 1044431440.

The previous prime is 1044431383. The next prime is 1044431461. The reversal of 1044431441 is 1441344401.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 599221441 + 445210000 = 24479^2 + 21100^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1044431441 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1044431441.

It is not a weakly prime, because it can be changed into another prime (1044431461) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 522215720 + 522215721.

It is an arithmetic number, because the mean of its divisors is an integer number (522215721).

Almost surely, 2^1044431441 is an apocalyptic number.

It is an amenable number.

1044431441 is a deficient number, since it is larger than the sum of its proper divisors (1).

1044431441 is an equidigital number, since it uses as much as digits as its factorization.

1044431441 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3072, while the sum is 26.

The square root of 1044431441 is about 32317.6645350496. The cubic root of 1044431441 is about 1014.5963891480.

Adding to 1044431441 its reverse (1441344401), we get a palindrome (2485775842).

The spelling of 1044431441 in words is "one billion, forty-four million, four hundred thirty-one thousand, four hundred forty-one".