9603494389 has 2 divisors, whose sum is σ = 9603494390. Its totient is φ = 9603494388.

The previous prime is 9603494357. The next prime is 9603494399. The reversal of 9603494389 is 9834943069.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9490071889 + 113422500 = 97417^2 + 10650^2 .

It is a cyclic number.

It is not a de Polignac number, because 9603494389 - 2⁵ = 9603494357 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9603494399) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4801747194 + 4801747195.

It is an arithmetic number, because the mean of its divisors is an integer number (4801747195).

Almost surely, 2^9603494389 is an apocalyptic number.

It is an amenable number.

9603494389 is a deficient number, since it is larger than the sum of its proper divisors (1).

9603494389 is an equidigital number, since it uses as much as digits as its factorization.

9603494389 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5038848, while the sum is 55.

The square root of 9603494389 is about 97997.4203180880. The cubic root of 9603494389 is about 2125.5749780843.

The spelling of 9603494389 in words is "nine billion, six hundred three million, four hundred ninety-four thousand, three hundred eighty-nine".