6977219 has 2 divisors, whose sum is σ = 6977220. Its totient is φ = 6977218.

The previous prime is 6977213. The next prime is 6977221. The reversal of 6977219 is 9127796.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6977219 - 2¹⁶ = 6911683 is a prime.

It is a super-2 number, since 2×6977219² = 97363169947922, which contains 22 as substring.

Together with 6977221, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (6977213) 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, 3488609 + 3488610.

It is an arithmetic number, because the mean of its divisors is an integer number (3488610).

Almost surely, 2^6977219 is an apocalyptic number.

6977219 is a deficient number, since it is larger than the sum of its proper divisors (1).

6977219 is an equidigital number, since it uses as much as digits as its factorization.

6977219 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 47628, while the sum is 41.

The square root of 6977219 is about 2641.4425982784. The cubic root of 6977219 is about 191.0853761568.

The spelling of 6977219 in words is "six million, nine hundred seventy-seven thousand, two hundred nineteen".