6981011 has 2 divisors, whose sum is σ = 6981012. Its totient is φ = 6981010.

The previous prime is 6980977. The next prime is 6981043. The reversal of 6981011 is 1101896.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6981011 - 2¹⁴ = 6964627 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (6981211) by changing a digit.

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

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3490505 + 3490506.

It is an arithmetic number, because the mean of its divisors is an integer number (3490506).

Almost surely, 2^6981011 is an apocalyptic number.

6981011 is a deficient number, since it is larger than the sum of its proper divisors (1).

6981011 is an equidigital number, since it uses as much as digits as its factorization.

6981011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432, while the sum is 26.

The square root of 6981011 is about 2642.1602903685. The cubic root of 6981011 is about 191.1199871060.

The spelling of 6981011 in words is "six million, nine hundred eighty-one thousand, eleven".