5201309 has 2 divisors, whose sum is σ = 5201310. Its totient is φ = 5201308.

The previous prime is 5201299. The next prime is 5201311. The reversal of 5201309 is 9031025.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4853209 + 348100 = 2203^2 + 590^2 .

It is a cyclic number.

It is not a de Polignac number, because 5201309 - 2⁴ = 5201293 is a prime.

Together with 5201311, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5201359) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2600654 + 2600655.

It is an arithmetic number, because the mean of its divisors is an integer number (2600655).

Almost surely, 2^5201309 is an apocalyptic number.

It is an amenable number.

5201309 is a deficient number, since it is larger than the sum of its proper divisors (1).

5201309 is an equidigital number, since it uses as much as digits as its factorization.

5201309 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 270, while the sum is 20.

The square root of 5201309 is about 2280.6378493746. The cubic root of 5201309 is about 173.2623571176.

The spelling of 5201309 in words is "five million, two hundred one thousand, three hundred nine".