6774001217 has 2 divisors, whose sum is σ = 6774001218. Its totient is φ = 6774001216.

The previous prime is 6774001187. The next prime is 6774001231. The reversal of 6774001217 is 7121004776.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6242422081 + 531579136 = 79009^2 + 23056^2 .

It is a cyclic number.

It is not a de Polignac number, because 6774001217 - 2³⁰ = 5700259393 is a prime.

It is not a weakly prime, because it can be changed into another prime (6774081217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3387000608 + 3387000609.

It is an arithmetic number, because the mean of its divisors is an integer number (3387000609).

Almost surely, 2^6774001217 is an apocalyptic number.

It is an amenable number.

6774001217 is a deficient number, since it is larger than the sum of its proper divisors (1).

6774001217 is an equidigital number, since it uses as much as digits as its factorization.

6774001217 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 16464, while the sum is 35.

The square root of 6774001217 is about 82304.3207675028. The cubic root of 6774001217 is about 1892.1188983806.

The spelling of 6774001217 in words is "six billion, seven hundred seventy-four million, one thousand, two hundred seventeen".