6843377 has 2 divisors, whose sum is σ = 6843378. Its totient is φ = 6843376.

The previous prime is 6843373. The next prime is 6843379. The reversal of 6843377 is 7733486.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5400976 + 1442401 = 2324^2 + 1201^2 .

It is a cyclic number.

It is not a de Polignac number, because 6843377 - 2² = 6843373 is a prime.

Together with 6843379, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 6843377.

It is not a weakly prime, because it can be changed into another prime (6843371) 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, 3421688 + 3421689.

It is an arithmetic number, because the mean of its divisors is an integer number (3421689).

Almost surely, 2^6843377 is an apocalyptic number.

It is an amenable number.

6843377 is a deficient number, since it is larger than the sum of its proper divisors (1).

6843377 is an equidigital number, since it uses as much as digits as its factorization.

6843377 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 84672, while the sum is 38.

The square root of 6843377 is about 2615.9849005680. The cubic root of 6843377 is about 189.8556336405.

The spelling of 6843377 in words is "six million, eight hundred forty-three thousand, three hundred seventy-seven".