1044342217 has 2 divisors, whose sum is σ = 1044342218. Its totient is φ = 1044342216.

The previous prime is 1044342203. The next prime is 1044342251. The reversal of 1044342217 is 7122434401.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 908479881 + 135862336 = 30141^2 + 11656^2 .

It is a cyclic number.

It is not a de Polignac number, because 1044342217 - 2²⁷ = 910124489 is a prime.

It is not a weakly prime, because it can be changed into another prime (1044342017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 522171108 + 522171109.

It is an arithmetic number, because the mean of its divisors is an integer number (522171109).

Almost surely, 2^1044342217 is an apocalyptic number.

It is an amenable number.

1044342217 is a deficient number, since it is larger than the sum of its proper divisors (1).

1044342217 is an equidigital number, since it uses as much as digits as its factorization.

1044342217 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5376, while the sum is 28.

The square root of 1044342217 is about 32316.2840840342. The cubic root of 1044342217 is about 1014.5674965778.

Adding to 1044342217 its reverse (7122434401), we get a palindrome (8166776618).

The spelling of 1044342217 in words is "one billion, forty-four million, three hundred forty-two thousand, two hundred seventeen".