2064603340843 has 2 divisors, whose sum is σ = 2064603340844. Its totient is φ = 2064603340842.

The previous prime is 2064603340799. The next prime is 2064603340847. The reversal of 2064603340843 is 3480433064602.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2064603340843 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2064603340843.

It is not a weakly prime, because it can be changed into another prime (2064603340847) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1032301670421 + 1032301670422.

It is an arithmetic number, because the mean of its divisors is an integer number (1032301670422).

Almost surely, 2^{2064603340843} is an apocalyptic number.

2064603340843 is a deficient number, since it is larger than the sum of its proper divisors (1).

2064603340843 is an equidigital number, since it uses as much as digits as its factorization.

2064603340843 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 995328, while the sum is 43.

The spelling of 2064603340843 in words is "two trillion, sixty-four billion, six hundred three million, three hundred forty thousand, eight hundred forty-three".