5209395329 has 2 divisors, whose sum is σ = 5209395330. Its totient is φ = 5209395328.

The previous prime is 5209395299. The next prime is 5209395349. The reversal of 5209395329 is 9235939025.

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., 4022730625 + 1186664704 = 63425^2 + 34448^2 .

It is a cyclic number.

It is not a de Polignac number, because 5209395329 - 2⁸ = 5209395073 is a prime.

It is not a weakly prime, because it can be changed into another prime (5209395349) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2604697664 + 2604697665.

It is an arithmetic number, because the mean of its divisors is an integer number (2604697665).

Almost surely, 2^5209395329 is an apocalyptic number.

It is an amenable number.

5209395329 is a deficient number, since it is larger than the sum of its proper divisors (1).

5209395329 is an equidigital number, since it uses as much as digits as its factorization.

5209395329 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 656100, while the sum is 47.

The square root of 5209395329 is about 72176.1409954841. The cubic root of 5209395329 is about 1733.5209933369.

The spelling of 5209395329 in words is "five billion, two hundred nine million, three hundred ninety-five thousand, three hundred twenty-nine".