9946070213 has 2 divisors, whose sum is σ = 9946070214. Its totient is φ = 9946070212.

The previous prime is 9946070177. The next prime is 9946070221. The reversal of 9946070213 is 3120706499.

9946070213 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8048422369 + 1897647844 = 89713^2 + 43562^2 .

It is a cyclic number.

It is not a de Polignac number, because 9946070213 - 2⁸ = 9946069957 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9946070263) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4973035106 + 4973035107.

It is an arithmetic number, because the mean of its divisors is an integer number (4973035107).

Almost surely, 2^9946070213 is an apocalyptic number.

It is an amenable number.

9946070213 is a deficient number, since it is larger than the sum of its proper divisors (1).

9946070213 is an equidigital number, since it uses as much as digits as its factorization.

9946070213 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 81648, while the sum is 41.

The square root of 9946070213 is about 99729.9865286264. The cubic root of 9946070213 is about 2150.5547667379.

The spelling of 9946070213 in words is "nine billion, nine hundred forty-six million, seventy thousand, two hundred thirteen".