34115909 has 2 divisors, whose sum is σ = 34115910. Its totient is φ = 34115908.

The previous prime is 34115891. The next prime is 34115911. The reversal of 34115909 is 90951143.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 26553409 + 7562500 = 5153^2 + 2750^2 .

It is a cyclic number.

It is not a de Polignac number, because 34115909 - 2²⁴ = 17338693 is a prime.

It is a Sophie Germain prime.

Together with 34115911, it forms a pair of twin primes.

It is a Chen prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (34115959) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17057954 + 17057955.

It is an arithmetic number, because the mean of its divisors is an integer number (17057955).

Almost surely, 2^34115909 is an apocalyptic number.

It is an amenable number.

34115909 is a deficient number, since it is larger than the sum of its proper divisors (1).

34115909 is an equidigital number, since it uses as much as digits as its factorization.

34115909 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4860, while the sum is 32.

The square root of 34115909 is about 5840.8825531764. The cubic root of 34115909 is about 324.3288999966.

The spelling of 34115909 in words is "thirty-four million, one hundred fifteen thousand, nine hundred nine".