9794498563 has 2 divisors, whose sum is σ = 9794498564. Its totient is φ = 9794498562.

The previous prime is 9794498513. The next prime is 9794498621. The reversal of 9794498563 is 3658944979.

It is a weak prime.

It is an emirp because it is prime and its reverse (3658944979) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 9794498563 - 2²⁵ = 9760944131 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 9794498495 and 9794498504.

It is not a weakly prime, because it can be changed into another prime (9794498513) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4897249281 + 4897249282.

It is an arithmetic number, because the mean of its divisors is an integer number (4897249282).

Almost surely, 2^9794498563 is an apocalyptic number.

9794498563 is a deficient number, since it is larger than the sum of its proper divisors (1).

9794498563 is an equidigital number, since it uses as much as digits as its factorization.

9794498563 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 58786560, while the sum is 64.

The square root of 9794498563 is about 98967.1590124724. The cubic root of 9794498563 is about 2139.5744461263.

The spelling of 9794498563 in words is "nine billion, seven hundred ninety-four million, four hundred ninety-eight thousand, five hundred sixty-three".