5254866871 has 2 divisors, whose sum is σ = 5254866872. Its totient is φ = 5254866870.

The previous prime is 5254866829. The next prime is 5254866931. The reversal of 5254866871 is 1786684525.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5254866871 is a prime.

It is a super-2 number, since 2×5254866871² = 55227251663866661282, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5254866571) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2627433435 + 2627433436.

It is an arithmetic number, because the mean of its divisors is an integer number (2627433436).

Almost surely, 2^5254866871 is an apocalyptic number.

5254866871 is a deficient number, since it is larger than the sum of its proper divisors (1).

5254866871 is an equidigital number, since it uses as much as digits as its factorization.

5254866871 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3225600, while the sum is 52.

The square root of 5254866871 is about 72490.4605517167. The cubic root of 5254866871 is about 1738.5502160421.

The spelling of 5254866871 in words is "five billion, two hundred fifty-four million, eight hundred sixty-six thousand, eight hundred seventy-one".