6994605311 has 2 divisors, whose sum is σ = 6994605312. Its totient is φ = 6994605310.

The previous prime is 6994605271. The next prime is 6994605313. The reversal of 6994605311 is 1135064996.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6994605311 is a prime.

Together with 6994605313, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6994605313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3497302655 + 3497302656.

It is an arithmetic number, because the mean of its divisors is an integer number (3497302656).

Almost surely, 2^6994605311 is an apocalyptic number.

6994605311 is a deficient number, since it is larger than the sum of its proper divisors (1).

6994605311 is an equidigital number, since it uses as much as digits as its factorization.

6994605311 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 174960, while the sum is 44.

The square root of 6994605311 is about 83633.7570063668. The cubic root of 6994605311 is about 1912.4396436789.

The spelling of 6994605311 in words is "six billion, nine hundred ninety-four million, six hundred five thousand, three hundred eleven".