7713532217 has 2 divisors, whose sum is σ = 7713532218. Its totient is φ = 7713532216.

The previous prime is 7713532199. The next prime is 7713532219. The reversal of 7713532217 is 7122353177.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5879208976 + 1834323241 = 76676^2 + 42829^2 .

It is an emirp because it is prime and its reverse (7122353177) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 7713532217 - 2¹⁴ = 7713515833 is a prime.

Together with 7713532219, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (7713532219) 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, 3856766108 + 3856766109.

It is an arithmetic number, because the mean of its divisors is an integer number (3856766109).

Almost surely, 2^7713532217 is an apocalyptic number.

It is an amenable number.

7713532217 is a deficient number, since it is larger than the sum of its proper divisors (1).

7713532217 is an equidigital number, since it uses as much as digits as its factorization.

7713532217 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 61740, while the sum is 38.

The square root of 7713532217 is about 87826.7169886248. The cubic root of 7713532217 is about 1975.8369335001.

The spelling of 7713532217 in words is "seven billion, seven hundred thirteen million, five hundred thirty-two thousand, two hundred seventeen".