247003297271 has 2 divisors, whose sum is σ = 247003297272. Its totient is φ = 247003297270.

The previous prime is 247003297249. The next prime is 247003297273. The reversal of 247003297271 is 172792300742.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 247003297271 - 2¹⁸ = 247003035127 is a prime.

It is a super-2 number, since 2×247003297271² (a number of 24 digits) contains 22 as substring.

Together with 247003297273, 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 (247003297273) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 123501648635 + 123501648636.

It is an arithmetic number, because the mean of its divisors is an integer number (123501648636).

Almost surely, 2^247003297271 is an apocalyptic number.

247003297271 is a deficient number, since it is larger than the sum of its proper divisors (1).

247003297271 is an equidigital number, since it uses as much as digits as its factorization.

247003297271 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 296352, while the sum is 44.

The spelling of 247003297271 in words is "two hundred forty-seven billion, three million, two hundred ninety-seven thousand, two hundred seventy-one".