5209505293 has 2 divisors, whose sum is σ = 5209505294. Its totient is φ = 5209505292.

The previous prime is 5209505237. The next prime is 5209505299. The reversal of 5209505293 is 3925059025.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4958694724 + 250810569 = 70418^2 + 15837^2 .

It is a cyclic number.

It is not a de Polignac number, because 5209505293 - 2²⁹ = 4672634381 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5209505299) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2604752646 + 2604752647.

It is an arithmetic number, because the mean of its divisors is an integer number (2604752647).

Almost surely, 2^5209505293 is an apocalyptic number.

It is an amenable number.

5209505293 is a deficient number, since it is larger than the sum of its proper divisors (1).

5209505293 is an equidigital number, since it uses as much as digits as its factorization.

5209505293 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 121500, while the sum is 40.

The square root of 5209505293 is about 72176.9027667439. The cubic root of 5209505293 is about 1733.5331907577.

The spelling of 5209505293 in words is "five billion, two hundred nine million, five hundred five thousand, two hundred ninety-three".