5047271309 has 2 divisors, whose sum is σ = 5047271310. Its totient is φ = 5047271308.

The previous prime is 5047271263. The next prime is 5047271351. The reversal of 5047271309 is 9031727405.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4976879209 + 70392100 = 70547^2 + 8390^2 .

It is a cyclic number.

It is not a de Polignac number, because 5047271309 - 2¹⁶ = 5047205773 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5047271209) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2523635654 + 2523635655.

It is an arithmetic number, because the mean of its divisors is an integer number (2523635655).

Almost surely, 2^5047271309 is an apocalyptic number.

It is an amenable number.

5047271309 is a deficient number, since it is larger than the sum of its proper divisors (1).

5047271309 is an equidigital number, since it uses as much as digits as its factorization.

5047271309 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 52920, while the sum is 38.

The square root of 5047271309 is about 71044.1504207067. The cubic root of 5047271309 is about 1715.3479061971.

The spelling of 5047271309 in words is "five billion, forty-seven million, two hundred seventy-one thousand, three hundred nine".