1044947329 has 2 divisors, whose sum is σ = 1044947330. Its totient is φ = 1044947328.

The previous prime is 1044947261. The next prime is 1044947333. The reversal of 1044947329 is 9237494401.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 781761600 + 263185729 = 27960^2 + 16223^2 .

It is an emirp because it is prime and its reverse (9237494401) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1044947329 is a prime.

It is not a weakly prime, because it can be changed into another prime (1044947369) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 522473664 + 522473665.

It is an arithmetic number, because the mean of its divisors is an integer number (522473665).

Almost surely, 2^1044947329 is an apocalyptic number.

It is an amenable number.

1044947329 is a deficient number, since it is larger than the sum of its proper divisors (1).

1044947329 is an equidigital number, since it uses as much as digits as its factorization.

1044947329 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 217728, while the sum is 43.

The square root of 1044947329 is about 32325.6450670362. The cubic root of 1044947329 is about 1014.7634120614.

The spelling of 1044947329 in words is "one billion, forty-four million, nine hundred forty-seven thousand, three hundred twenty-nine".