51127927 has 2 divisors, whose sum is σ = 51127928. Its totient is φ = 51127926.

The previous prime is 51127913. The next prime is 51128003. The reversal of 51127927 is 72972115.

51127927 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 51127927 - 2⁷ = 51127799 is a prime.

It is a super-2 number, since 2×51127927² = 5228129838634658, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 51127892 and 51127901.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (51127907) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25563963 + 25563964.

It is an arithmetic number, because the mean of its divisors is an integer number (25563964).

Almost surely, 2^51127927 is an apocalyptic number.

51127927 is a deficient number, since it is larger than the sum of its proper divisors (1).

51127927 is an equidigital number, since it uses as much as digits as its factorization.

51127927 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 8820, while the sum is 34.

The square root of 51127927 is about 7150.3795004181. The cubic root of 51127927 is about 371.1527888107.

The spelling of 51127927 in words is "fifty-one million, one hundred twenty-seven thousand, nine hundred twenty-seven".