6968009 has 2 divisors, whose sum is σ = 6968010. Its totient is φ = 6968008.

The previous prime is 6967999. The next prime is 6968023. The reversal of 6968009 is 9008696.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3534400 + 3433609 = 1880^2 + 1853^2 .

It is a cyclic number.

It is not a de Polignac number, because 6968009 - 2⁴ = 6967993 is a prime.

It is not a weakly prime, because it can be changed into another prime (6968029) 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, 3484004 + 3484005.

It is an arithmetic number, because the mean of its divisors is an integer number (3484005).

Almost surely, 2^6968009 is an apocalyptic number.

It is an amenable number.

6968009 is a deficient number, since it is larger than the sum of its proper divisors (1).

6968009 is an equidigital number, since it uses as much as digits as its factorization.

6968009 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 23328, while the sum is 38.

The square root of 6968009 is about 2639.6986570440. The cubic root of 6968009 is about 191.0012609220.

The spelling of 6968009 in words is "six million, nine hundred sixty-eight thousand, nine".