6978883 has 2 divisors, whose sum is σ = 6978884. Its totient is φ = 6978882.

The previous prime is 6978877. The next prime is 6978901. The reversal of 6978883 is 3888796.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6978883 - 2⁹ = 6978371 is a prime.

It is not a weakly prime, because it can be changed into another prime (6978383) 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, 3489441 + 3489442.

It is an arithmetic number, because the mean of its divisors is an integer number (3489442).

Almost surely, 2^6978883 is an apocalyptic number.

6978883 is a deficient number, since it is larger than the sum of its proper divisors (1).

6978883 is an equidigital number, since it uses as much as digits as its factorization.

6978883 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 580608, while the sum is 49.

The square root of 6978883 is about 2641.7575588990. The cubic root of 6978883 is about 191.1005656276.

The spelling of 6978883 in words is "six million, nine hundred seventy-eight thousand, eight hundred eighty-three".