5187111773 has 2 divisors, whose sum is σ = 5187111774. Its totient is φ = 5187111772.

The previous prime is 5187111707. The next prime is 5187111799. The reversal of 5187111773 is 3771117815.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4807758244 + 379353529 = 69338^2 + 19477^2 .

It is a cyclic number.

It is not a de Polignac number, because 5187111773 - 2¹⁰ = 5187110749 is a prime.

It is a super-2 number, since 2×5187111773² = 53812257091190407058, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 5187111773.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5187111173) 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, 2593555886 + 2593555887.

It is an arithmetic number, because the mean of its divisors is an integer number (2593555887).

Almost surely, 2^5187111773 is an apocalyptic number.

It is an amenable number.

5187111773 is a deficient number, since it is larger than the sum of its proper divisors (1).

5187111773 is an equidigital number, since it uses as much as digits as its factorization.

5187111773 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 41160, while the sum is 41.

The square root of 5187111773 is about 72021.6062928341. The cubic root of 5187111773 is about 1731.0457077936.

The spelling of 5187111773 in words is "five billion, one hundred eighty-seven million, one hundred eleven thousand, seven hundred seventy-three".