5163881263 has 2 divisors, whose sum is σ = 5163881264. Its totient is φ = 5163881262.

The previous prime is 5163881221. The next prime is 5163881273. The reversal of 5163881263 is 3621883615.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5163881263 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5163881273) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2581940631 + 2581940632.

It is an arithmetic number, because the mean of its divisors is an integer number (2581940632).

Almost surely, 2^5163881263 is an apocalyptic number.

5163881263 is a deficient number, since it is larger than the sum of its proper divisors (1).

5163881263 is an equidigital number, since it uses as much as digits as its factorization.

5163881263 is an evil number, because the sum of its binary digits is even.

The product of its digits is 207360, while the sum is 43.

The square root of 5163881263 is about 71860.1507304292. The cubic root of 5163881263 is about 1728.4576743695.

The spelling of 5163881263 in words is "five billion, one hundred sixty-three million, eight hundred eighty-one thousand, two hundred sixty-three".