34809288109 has 2 divisors, whose sum is σ = 34809288110. Its totient is φ = 34809288108.

The previous prime is 34809288089. The next prime is 34809288121. The reversal of 34809288109 is 90188290843.

34809288109 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 18084332484 + 16724955625 = 134478^2 + 129325^2 .

It is a cyclic number.

It is not a de Polignac number, because 34809288109 - 2¹⁷ = 34809157037 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (34809288169) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17404644054 + 17404644055.

It is an arithmetic number, because the mean of its divisors is an integer number (17404644055).

Almost surely, 2^34809288109 is an apocalyptic number.

It is an amenable number.

34809288109 is a deficient number, since it is larger than the sum of its proper divisors (1).

34809288109 is an equidigital number, since it uses as much as digits as its factorization.

34809288109 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 995328, while the sum is 52.

The spelling of 34809288109 in words is "thirty-four billion, eight hundred nine million, two hundred eighty-eight thousand, one hundred nine".