51788827 has 2 divisors, whose sum is σ = 51788828. Its totient is φ = 51788826.

The previous prime is 51788797. The next prime is 51788837. The reversal of 51788827 is 72888715.

It is a happy number.

51788827 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 51788827 - 2¹⁵ = 51756059 is a prime.

It is not a weakly prime, because it can be changed into another prime (51788837) 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, 25894413 + 25894414.

It is an arithmetic number, because the mean of its divisors is an integer number (25894414).

Almost surely, 2^51788827 is an apocalyptic number.

51788827 is a deficient number, since it is larger than the sum of its proper divisors (1).

51788827 is an equidigital number, since it uses as much as digits as its factorization.

51788827 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 250880, while the sum is 46.

The square root of 51788827 is about 7196.4454420221. The cubic root of 51788827 is about 372.7451701914.

The spelling of 51788827 in words is "fifty-one million, seven hundred eighty-eight thousand, eight hundred twenty-seven".