9935466217 has 2 divisors, whose sum is σ = 9935466218. Its totient is φ = 9935466216.

The previous prime is 9935466209. The next prime is 9935466251. The reversal of 9935466217 is 7126645399.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6281989081 + 3653477136 = 79259^2 + 60444^2 .

It is an emirp because it is prime and its reverse (7126645399) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 9935466217 - 2³ = 9935466209 is a prime.

It is not a weakly prime, because it can be changed into another prime (9935466287) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4967733108 + 4967733109.

It is an arithmetic number, because the mean of its divisors is an integer number (4967733109).

Almost surely, 2^9935466217 is an apocalyptic number.

It is an amenable number.

9935466217 is a deficient number, since it is larger than the sum of its proper divisors (1).

9935466217 is an equidigital number, since it uses as much as digits as its factorization.

9935466217 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2449440, while the sum is 52.

The square root of 9935466217 is about 99676.8088223133. The cubic root of 9935466217 is about 2149.7902241335.

The spelling of 9935466217 in words is "nine billion, nine hundred thirty-five million, four hundred sixty-six thousand, two hundred seventeen".