9789698273 has 2 divisors, whose sum is σ = 9789698274. Its totient is φ = 9789698272.

The previous prime is 9789698167. The next prime is 9789698279. The reversal of 9789698273 is 3728969879.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5620800784 + 4168897489 = 74972^2 + 64567^2 .

It is an emirp because it is prime and its reverse (3728969879) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 9789698273 - 2³⁰ = 8715956449 is a prime.

It is not a weakly prime, because it can be changed into another prime (9789698279) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4894849136 + 4894849137.

It is an arithmetic number, because the mean of its divisors is an integer number (4894849137).

Almost surely, 2^9789698273 is an apocalyptic number.

It is an amenable number.

9789698273 is a deficient number, since it is larger than the sum of its proper divisors (1).

9789698273 is an equidigital number, since it uses as much as digits as its factorization.

9789698273 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 82301184, while the sum is 68.

The square root of 9789698273 is about 98942.9041063582. The cubic root of 9789698273 is about 2139.2248534075.

The spelling of 9789698273 in words is "nine billion, seven hundred eighty-nine million, six hundred ninety-eight thousand, two hundred seventy-three".