34418309 has 2 divisors, whose sum is σ = 34418310. Its totient is φ = 34418308.

The previous prime is 34418303. The next prime is 34418317. The reversal of 34418309 is 90381443.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 32741284 + 1677025 = 5722^2 + 1295^2 .

It is a cyclic number.

It is not a de Polignac number, because 34418309 - 2²⁴ = 17641093 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 (34418303) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17209154 + 17209155.

It is an arithmetic number, because the mean of its divisors is an integer number (17209155).

Almost surely, 2^34418309 is an apocalyptic number.

It is an amenable number.

34418309 is a deficient number, since it is larger than the sum of its proper divisors (1).

34418309 is an equidigital number, since it uses as much as digits as its factorization.

34418309 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10368, while the sum is 32.

The square root of 34418309 is about 5866.7119411132. The cubic root of 34418309 is about 325.2843554727.

The spelling of 34418309 in words is "thirty-four million, four hundred eighteen thousand, three hundred nine".