34100309 has 2 divisors, whose sum is σ = 34100310. Its totient is φ = 34100308.

The previous prime is 34100299. The next prime is 34100321. The reversal of 34100309 is 90300143.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 21298225 + 12802084 = 4615^2 + 3578^2 .

It is a cyclic number.

It is not a de Polignac number, because 34100309 - 2¹² = 34096213 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (34100369) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17050154 + 17050155.

It is an arithmetic number, because the mean of its divisors is an integer number (17050155).

Almost surely, 2^34100309 is an apocalyptic number.

It is an amenable number.

34100309 is a deficient number, since it is larger than the sum of its proper divisors (1).

34100309 is an equidigital number, since it uses as much as digits as its factorization.

34100309 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 324, while the sum is 20.

The square root of 34100309 is about 5839.5469858543. The cubic root of 34100309 is about 324.2794577435.

The spelling of 34100309 in words is "thirty-four million, one hundred thousand, three hundred nine".