6966139711 has 2 divisors, whose sum is σ = 6966139712. Its totient is φ = 6966139710.

The previous prime is 6966139703. The next prime is 6966139723. The reversal of 6966139711 is 1179316696.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6966139711 - 2³ = 6966139703 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6966169711) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3483069855 + 3483069856.

It is an arithmetic number, because the mean of its divisors is an integer number (3483069856).

Almost surely, 2^6966139711 is an apocalyptic number.

6966139711 is a deficient number, since it is larger than the sum of its proper divisors (1).

6966139711 is an equidigital number, since it uses as much as digits as its factorization.

6966139711 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 367416, while the sum is 49.

The square root of 6966139711 is about 83463.4034232968. The cubic root of 6966139711 is about 1909.8417959660.

The spelling of 6966139711 in words is "six billion, nine hundred sixty-six million, one hundred thirty-nine thousand, seven hundred eleven".