9666313 has 2 divisors, whose sum is σ = 9666314. Its totient is φ = 9666312.

The previous prime is 9666311. The next prime is 9666323. The reversal of 9666313 is 3136669.

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., 8020224 + 1646089 = 2832^2 + 1283^2 .

It is a cyclic number.

It is not a de Polignac number, because 9666313 - 2¹ = 9666311 is a prime.

Together with 9666311, it forms a pair of twin primes.

9666313 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (9666311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4833156 + 4833157.

It is an arithmetic number, because the mean of its divisors is an integer number (4833157).

Almost surely, 2^9666313 is an apocalyptic number.

It is an amenable number.

9666313 is a deficient number, since it is larger than the sum of its proper divisors (1).

9666313 is an equidigital number, since it uses as much as digits as its factorization.

9666313 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 17496, while the sum is 34.

The square root of 9666313 is about 3109.0694749394. The cubic root of 9666313 is about 213.0199530193.

The spelling of 9666313 in words is "nine million, six hundred sixty-six thousand, three hundred thirteen".