34545449 has 2 divisors, whose sum is σ = 34545450. Its totient is φ = 34545448.

The previous prime is 34545443. The next prime is 34545461. The reversal of 34545449 is 94454543.

34545449 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 20430400 + 14115049 = 4520^2 + 3757^2 .

It is a cyclic number.

It is not a de Polignac number, because 34545449 - 2⁸ = 34545193 is a prime.

It is a super-2 number, since 2×34545449² = 2386776093223202, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (34545443) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17272724 + 17272725.

It is an arithmetic number, because the mean of its divisors is an integer number (17272725).

Almost surely, 2^34545449 is an apocalyptic number.

It is an amenable number.

34545449 is a deficient number, since it is larger than the sum of its proper divisors (1).

34545449 is an equidigital number, since it uses as much as digits as its factorization.

34545449 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 172800, while the sum is 38.

The square root of 34545449 is about 5877.5376647028. The cubic root of 34545449 is about 325.6843928857.

The spelling of 34545449 in words is "thirty-four million, five hundred forty-five thousand, four hundred forty-nine".