6607314221 has 2 divisors, whose sum is σ = 6607314222. Its totient is φ = 6607314220.

The previous prime is 6607314199. The next prime is 6607314223. The reversal of 6607314221 is 1224137066.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6523792900 + 83521321 = 80770^2 + 9139^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6607314221 is a prime.

Together with 6607314223, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6607314223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3303657110 + 3303657111.

It is an arithmetic number, because the mean of its divisors is an integer number (3303657111).

Almost surely, 2^6607314221 is an apocalyptic number.

It is an amenable number.

6607314221 is a deficient number, since it is larger than the sum of its proper divisors (1).

6607314221 is an equidigital number, since it uses as much as digits as its factorization.

6607314221 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12096, while the sum is 32.

The square root of 6607314221 is about 81285.3874998453. The cubic root of 6607314221 is about 1876.4701213159.

The spelling of 6607314221 in words is "six billion, six hundred seven million, three hundred fourteen thousand, two hundred twenty-one".