6977213 has 2 divisors, whose sum is σ = 6977214. Its totient is φ = 6977212.

The previous prime is 6977207. The next prime is 6977219. The reversal of 6977213 is 3127796.

It is a balanced prime because it is at equal distance from previous prime (6977207) and next prime (6977219).

It can be written as a sum of positive squares in only one way, i.e., 4502884 + 2474329 = 2122^2 + 1573^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6977213 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6977219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3488606 + 3488607.

It is an arithmetic number, because the mean of its divisors is an integer number (3488607).

Almost surely, 2^6977213 is an apocalyptic number.

It is an amenable number.

6977213 is a deficient number, since it is larger than the sum of its proper divisors (1).

6977213 is an equidigital number, since it uses as much as digits as its factorization.

6977213 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 15876, while the sum is 35.

The square root of 6977213 is about 2641.4414625352. The cubic root of 6977213 is about 191.0853213827.

The spelling of 6977213 in words is "six million, nine hundred seventy-seven thousand, two hundred thirteen".