5185147727 has 2 divisors, whose sum is σ = 5185147728. Its totient is φ = 5185147726.

The previous prime is 5185147711. The next prime is 5185147729. The reversal of 5185147727 is 7277415815.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5185147727 - 2⁴ = 5185147711 is a prime.

Together with 5185147729, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5185147729) 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, 2592573863 + 2592573864.

It is an arithmetic number, because the mean of its divisors is an integer number (2592573864).

Almost surely, 2^5185147727 is an apocalyptic number.

5185147727 is a deficient number, since it is larger than the sum of its proper divisors (1).

5185147727 is an equidigital number, since it uses as much as digits as its factorization.

5185147727 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 548800, while the sum is 47.

The square root of 5185147727 is about 72007.9698852842. The cubic root of 5185147727 is about 1730.8271993864.

The spelling of 5185147727 in words is "five billion, one hundred eighty-five million, one hundred forty-seven thousand, seven hundred twenty-seven".