9973768873 has 2 divisors, whose sum is σ = 9973768874. Its totient is φ = 9973768872.

The previous prime is 9973768867. The next prime is 9973768897. The reversal of 9973768873 is 3788673799.

9973768873 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5019439104 + 4954329769 = 70848^2 + 70387^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-9973768873 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 9973768799 and 9973768808.

It is not a weakly prime, because it can be changed into another prime (9973768813) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4986884436 + 4986884437.

It is an arithmetic number, because the mean of its divisors is an integer number (4986884437).

Almost surely, 2^9973768873 is an apocalyptic number.

It is an amenable number.

9973768873 is a deficient number, since it is larger than the sum of its proper divisors (1).

9973768873 is an equidigital number, since it uses as much as digits as its factorization.

9973768873 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 96018048, while the sum is 67.

The square root of 9973768873 is about 99868.7582430061. The cubic root of 9973768873 is about 2152.5492655104.

The spelling of 9973768873 in words is "nine billion, nine hundred seventy-three million, seven hundred sixty-eight thousand, eight hundred seventy-three".