34209011 has 2 divisors, whose sum is σ = 34209012. Its totient is φ = 34209010.

The previous prime is 34209001. The next prime is 34209029. The reversal of 34209011 is 11090243.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 34209011 - 2¹⁸ = 33946867 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (34209001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17104505 + 17104506.

It is an arithmetic number, because the mean of its divisors is an integer number (17104506).

Almost surely, 2^34209011 is an apocalyptic number.

34209011 is a deficient number, since it is larger than the sum of its proper divisors (1).

34209011 is an equidigital number, since it uses as much as digits as its factorization.

34209011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 216, while the sum is 20.

The square root of 34209011 is about 5848.8469803885. The cubic root of 34209011 is about 324.6236622136.

Adding to 34209011 its reverse (11090243), we get a palindrome (45299254).

The spelling of 34209011 in words is "thirty-four million, two hundred nine thousand, eleven".