51254927 has 2 divisors, whose sum is σ = 51254928. Its totient is φ = 51254926.

The previous prime is 51254923. The next prime is 51254939. The reversal of 51254927 is 72945215.

51254927 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 51254927 - 2² = 51254923 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (51254921) 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, 25627463 + 25627464.

It is an arithmetic number, because the mean of its divisors is an integer number (25627464).

Almost surely, 2^51254927 is an apocalyptic number.

51254927 is a deficient number, since it is larger than the sum of its proper divisors (1).

51254927 is an equidigital number, since it uses as much as digits as its factorization.

51254927 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 25200, while the sum is 35.

The square root of 51254927 is about 7159.2546399748. The cubic root of 51254927 is about 371.4598449365.

The spelling of 51254927 in words is "fifty-one million, two hundred fifty-four thousand, nine hundred twenty-seven".