5247642571 has 2 divisors, whose sum is σ = 5247642572. Its totient is φ = 5247642570.

The previous prime is 5247642559. The next prime is 5247642577. The reversal of 5247642571 is 1752467425.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5247642571 - 2⁷ = 5247642443 is a prime.

It is not a weakly prime, because it can be changed into another prime (5247642577) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2623821285 + 2623821286.

It is an arithmetic number, because the mean of its divisors is an integer number (2623821286).

Almost surely, 2^5247642571 is an apocalyptic number.

5247642571 is a deficient number, since it is larger than the sum of its proper divisors (1).

5247642571 is an equidigital number, since it uses as much as digits as its factorization.

5247642571 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 470400, while the sum is 43.

The square root of 5247642571 is about 72440.6140987223. The cubic root of 5247642571 is about 1737.7531410827.

The spelling of 5247642571 in words is "five billion, two hundred forty-seven million, six hundred forty-two thousand, five hundred seventy-one".