51319127 has 2 divisors, whose sum is σ = 51319128. Its totient is φ = 51319126.

The previous prime is 51319123. The next prime is 51319153. The reversal of 51319127 is 72191315.

51319127 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 51319127 - 2² = 51319123 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 51319127.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (51319123) 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, 25659563 + 25659564.

It is an arithmetic number, because the mean of its divisors is an integer number (25659564).

Almost surely, 2^51319127 is an apocalyptic number.

51319127 is a deficient number, since it is larger than the sum of its proper divisors (1).

51319127 is an equidigital number, since it uses as much as digits as its factorization.

51319127 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1890, while the sum is 29.

The square root of 51319127 is about 7163.7369438024. The cubic root of 51319127 is about 371.6148724525.

The spelling of 51319127 in words is "fifty-one million, three hundred nineteen thousand, one hundred twenty-seven".