9664837201 has 2 divisors, whose sum is σ = 9664837202. Its totient is φ = 9664837200.

The previous prime is 9664837183. The next prime is 9664837307. The reversal of 9664837201 is 1027384669.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8284640400 + 1380196801 = 91020^2 + 37151^2 .

It is an emirp because it is prime and its reverse (1027384669) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 9664837201 - 2⁷ = 9664837073 is a prime.

It is not a weakly prime, because it can be changed into another prime (9664837001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4832418600 + 4832418601.

It is an arithmetic number, because the mean of its divisors is an integer number (4832418601).

Almost surely, 2^9664837201 is an apocalyptic number.

It is an amenable number.

9664837201 is a deficient number, since it is larger than the sum of its proper divisors (1).

9664837201 is an equidigital number, since it uses as much as digits as its factorization.

9664837201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 435456, while the sum is 46.

The square root of 9664837201 is about 98309.9038805348. The cubic root of 9664837201 is about 2130.0911156626.

The spelling of 9664837201 in words is "nine billion, six hundred sixty-four million, eight hundred thirty-seven thousand, two hundred one".