3025216409 has 2 divisors, whose sum is σ = 3025216410. Its totient is φ = 3025216408.

The previous prime is 3025216393. The next prime is 3025216421. The reversal of 3025216409 is 9046125203.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2801055625 + 224160784 = 52925^2 + 14972^2 .

It is a cyclic number.

It is not a de Polignac number, because 3025216409 - 2⁴ = 3025216393 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (3025216609) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1512608204 + 1512608205.

It is an arithmetic number, because the mean of its divisors is an integer number (1512608205).

Almost surely, 2^3025216409 is an apocalyptic number.

It is an amenable number.

3025216409 is a deficient number, since it is larger than the sum of its proper divisors (1).

3025216409 is an equidigital number, since it uses as much as digits as its factorization.

3025216409 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12960, while the sum is 32.

The square root of 3025216409 is about 55001.9673193605. The cubic root of 3025216409 is about 1446.2792292547.

The spelling of 3025216409 in words is "three billion, twenty-five million, two hundred sixteen thousand, four hundred nine".