3068909 has 2 divisors, whose sum is σ = 3068910. Its totient is φ = 3068908.

The previous prime is 3068903. The next prime is 3068911. The reversal of 3068909 is 9098603.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3052009 + 16900 = 1747^2 + 130^2 .

It is an emirp because it is prime and its reverse (9098603) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3068909 is a prime.

Together with 3068911, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3068903) by changing a digit.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1534454 + 1534455.

It is an arithmetic number, because the mean of its divisors is an integer number (1534455).

Almost surely, 2^3068909 is an apocalyptic number.

It is an amenable number.

3068909 is a deficient number, since it is larger than the sum of its proper divisors (1).

3068909 is an equidigital number, since it uses as much as digits as its factorization.

3068909 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11664, while the sum is 35.

The square root of 3068909 is about 1751.8301858342. The cubic root of 3068909 is about 145.3208748170.

The spelling of 3068909 in words is "three million, sixty-eight thousand, nine hundred nine".