5127777773 has 2 divisors, whose sum is σ = 5127777774. Its totient is φ = 5127777772.

The previous prime is 5127777769. The next prime is 5127777827. The reversal of 5127777773 is 3777777215.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5058338884 + 69438889 = 71122^2 + 8333^2 .

It is a cyclic number.

It is not a de Polignac number, because 5127777773 - 2² = 5127777769 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5127777073) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2563888886 + 2563888887.

It is an arithmetic number, because the mean of its divisors is an integer number (2563888887).

Almost surely, 2^5127777773 is an apocalyptic number.

It is an amenable number.

5127777773 is a deficient number, since it is larger than the sum of its proper divisors (1).

5127777773 is an equidigital number, since it uses as much as digits as its factorization.

5127777773 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3529470, while the sum is 53.

The square root of 5127777773 is about 71608.5034964424. The cubic root of 5127777773 is about 1724.4200554682.

The spelling of 5127777773 in words is "five billion, one hundred twenty-seven million, seven hundred seventy-seven thousand, seven hundred seventy-three".