6711384709 has 2 divisors, whose sum is σ = 6711384710. Its totient is φ = 6711384708.

The previous prime is 6711384671. The next prime is 6711384727. The reversal of 6711384709 is 9074831176.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5083262209 + 1628122500 = 71297^2 + 40350^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6711384709 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6711384809) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3355692354 + 3355692355.

It is an arithmetic number, because the mean of its divisors is an integer number (3355692355).

Almost surely, 2^6711384709 is an apocalyptic number.

It is an amenable number.

6711384709 is a deficient number, since it is larger than the sum of its proper divisors (1).

6711384709 is an equidigital number, since it uses as much as digits as its factorization.

6711384709 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 254016, while the sum is 46.

The square root of 6711384709 is about 81923.0413803101. The cubic root of 6711384709 is about 1886.2708126019.

The spelling of 6711384709 in words is "six billion, seven hundred eleven million, three hundred eighty-four thousand, seven hundred nine".