6853477 has 2 divisors, whose sum is σ = 6853478. Its totient is φ = 6853476.

The previous prime is 6853463. The next prime is 6853489. The reversal of 6853477 is 7743586.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5134756 + 1718721 = 2266^2 + 1311^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6853477 is a prime.

It is a Chen prime.

6853477 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6853447) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3426738 + 3426739.

It is an arithmetic number, because the mean of its divisors is an integer number (3426739).

Almost surely, 2^6853477 is an apocalyptic number.

It is an amenable number.

6853477 is a deficient number, since it is larger than the sum of its proper divisors (1).

6853477 is an equidigital number, since it uses as much as digits as its factorization.

6853477 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 141120, while the sum is 40.

The square root of 6853477 is about 2617.9146280962. The cubic root of 6853477 is about 189.9489890760.

The spelling of 6853477 in words is "six million, eight hundred fifty-three thousand, four hundred seventy-seven".