9563773321 has 2 divisors, whose sum is σ = 9563773322. Its totient is φ = 9563773320.

The previous prime is 9563773301. The next prime is 9563773337. The reversal of 9563773321 is 1233773659.

9563773321 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9204291721 + 359481600 = 95939^2 + 18960^2 .

It is a cyclic number.

It is not a de Polignac number, because 9563773321 - 2⁹ = 9563772809 is a prime.

It is not a weakly prime, because it can be changed into another prime (9563773301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4781886660 + 4781886661.

It is an arithmetic number, because the mean of its divisors is an integer number (4781886661).

Almost surely, 2^9563773321 is an apocalyptic number.

It is an amenable number.

9563773321 is a deficient number, since it is larger than the sum of its proper divisors (1).

9563773321 is an equidigital number, since it uses as much as digits as its factorization.

9563773321 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 714420, while the sum is 46.

The square root of 9563773321 is about 97794.5464788298. The cubic root of 9563773321 is about 2122.6403941719.

The spelling of 9563773321 in words is "nine billion, five hundred sixty-three million, seven hundred seventy-three thousand, three hundred twenty-one".