6948791 has 2 divisors, whose sum is σ = 6948792. Its totient is φ = 6948790.

The previous prime is 6948787. The next prime is 6948793. The reversal of 6948791 is 1978496.

6948791 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6948791 - 2² = 6948787 is a prime.

Together with 6948793, 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 (6948793) 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, 3474395 + 3474396.

It is an arithmetic number, because the mean of its divisors is an integer number (3474396).

Almost surely, 2^6948791 is an apocalyptic number.

6948791 is a deficient number, since it is larger than the sum of its proper divisors (1).

6948791 is an equidigital number, since it uses as much as digits as its factorization.

6948791 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 108864, while the sum is 44.

The square root of 6948791 is about 2636.0559554000. The cubic root of 6948791 is about 190.8255033029.

The spelling of 6948791 in words is "six million, nine hundred forty-eight thousand, seven hundred ninety-one".