9973094563 has 2 divisors, whose sum is σ = 9973094564. Its totient is φ = 9973094562.

The previous prime is 9973094539. The next prime is 9973094567. The reversal of 9973094563 is 3654903799.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 9973094563 - 2²⁵ = 9939540131 is a prime.

It is not a weakly prime, because it can be changed into another prime (9973094567) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4986547281 + 4986547282.

It is an arithmetic number, because the mean of its divisors is an integer number (4986547282).

Almost surely, 2^9973094563 is an apocalyptic number.

9973094563 is a deficient number, since it is larger than the sum of its proper divisors (1).

9973094563 is an equidigital number, since it uses as much as digits as its factorization.

9973094563 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5511240, while the sum is 55.

The square root of 9973094563 is about 99865.3822052467. The cubic root of 9973094563 is about 2152.5007543198.

The spelling of 9973094563 in words is "nine billion, nine hundred seventy-three million, ninety-four thousand, five hundred sixty-three".