3217772347613 has 2 divisors, whose sum is σ = 3217772347614. Its totient is φ = 3217772347612.

The previous prime is 3217772347607. The next prime is 3217772347667. The reversal of 3217772347613 is 3167432777123.

3217772347613 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2255171968729 + 962600378884 = 1501723^2 + 981122^2 .

It is an emirp because it is prime and its reverse (3167432777123) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3217772347613 - 2³² = 3213477380317 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3217772367613) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1608886173806 + 1608886173807.

It is an arithmetic number, because the mean of its divisors is an integer number (1608886173807).

Almost surely, 2^{3217772347613} is an apocalyptic number.

It is an amenable number.

3217772347613 is a deficient number, since it is larger than the sum of its proper divisors (1).

3217772347613 is an equidigital number, since it uses as much as digits as its factorization.

3217772347613 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6223392, while the sum is 53.

The spelling of 3217772347613 in words is "three trillion, two hundred seventeen billion, seven hundred seventy-two million, three hundred forty-seven thousand, six hundred thirteen".