3254840509 has 2 divisors, whose sum is σ = 3254840510. Its totient is φ = 3254840508.

The previous prime is 3254840507. The next prime is 3254840513. The reversal of 3254840509 is 9050484523.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1887468025 + 1367372484 = 43445^2 + 36978^2 .

It is a cyclic number.

It is not a de Polignac number, because 3254840509 - 2¹ = 3254840507 is a prime.

Together with 3254840507, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3254840507) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1627420254 + 1627420255.

It is an arithmetic number, because the mean of its divisors is an integer number (1627420255).

Almost surely, 2^3254840509 is an apocalyptic number.

It is an amenable number.

3254840509 is a deficient number, since it is larger than the sum of its proper divisors (1).

3254840509 is an equidigital number, since it uses as much as digits as its factorization.

3254840509 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 172800, while the sum is 40.

The square root of 3254840509 is about 57051.2095314376. The cubic root of 3254840509 is about 1481.9830534601.

The spelling of 3254840509 in words is "three billion, two hundred fifty-four million, eight hundred forty thousand, five hundred nine".