8045321759 has 2 divisors, whose sum is σ = 8045321760. Its totient is φ = 8045321758.

The previous prime is 8045321747. The next prime is 8045321783. The reversal of 8045321759 is 9571235408.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 8045321759 - 2²⁰ = 8044273183 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8045321789) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4022660879 + 4022660880.

It is an arithmetic number, because the mean of its divisors is an integer number (4022660880).

Almost surely, 2^8045321759 is an apocalyptic number.

8045321759 is a deficient number, since it is larger than the sum of its proper divisors (1).

8045321759 is an equidigital number, since it uses as much as digits as its factorization.

8045321759 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 302400, while the sum is 44.

The square root of 8045321759 is about 89695.7176179554. The cubic root of 8045321759 is about 2003.7697034538.

The spelling of 8045321759 in words is "eight billion, forty-five million, three hundred twenty-one thousand, seven hundred fifty-nine".