9796198361 has 2 divisors, whose sum is σ = 9796198362. Its totient is φ = 9796198360.

The previous prime is 9796198327. The next prime is 9796198397. The reversal of 9796198361 is 1638916979.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8599038361 + 1197160000 = 92731^2 + 34600^2 .

It is a cyclic number.

It is not a de Polignac number, because 9796198361 - 2¹⁴ = 9796181977 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 9796198361.

It is not a weakly prime, because it can be changed into another prime (9796198561) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4898099180 + 4898099181.

It is an arithmetic number, because the mean of its divisors is an integer number (4898099181).

Almost surely, 2^9796198361 is an apocalyptic number.

It is an amenable number.

9796198361 is a deficient number, since it is larger than the sum of its proper divisors (1).

9796198361 is an equidigital number, since it uses as much as digits as its factorization.

9796198361 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4408992, while the sum is 59.

The square root of 9796198361 is about 98975.7463270674. The cubic root of 9796198361 is about 2139.6982106381.

The spelling of 9796198361 in words is "nine billion, seven hundred ninety-six million, one hundred ninety-eight thousand, three hundred sixty-one".