34684109 has 2 divisors, whose sum is σ = 34684110. Its totient is φ = 34684108.

The previous prime is 34684103. The next prime is 34684141. The reversal of 34684109 is 90148643.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 34550884 + 133225 = 5878^2 + 365^2 .

It is a cyclic number.

It is not a de Polignac number, because 34684109 - 2⁴ = 34684093 is a prime.

It is a Sophie Germain 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 (34684103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17342054 + 17342055.

It is an arithmetic number, because the mean of its divisors is an integer number (17342055).

Almost surely, 2^34684109 is an apocalyptic number.

It is an amenable number.

34684109 is a deficient number, since it is larger than the sum of its proper divisors (1).

34684109 is an equidigital number, since it uses as much as digits as its factorization.

34684109 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20736, while the sum is 35.

The square root of 34684109 is about 5889.3216077915. The cubic root of 34684109 is about 326.1195598198.

The spelling of 34684109 in words is "thirty-four million, six hundred eighty-four thousand, one hundred nine".