51369127 has 2 divisors, whose sum is σ = 51369128. Its totient is φ = 51369126.

The previous prime is 51369119. The next prime is 51369169. The reversal of 51369127 is 72196315.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 51369127 - 2³ = 51369119 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 51369092 and 51369101.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (51369107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25684563 + 25684564.

It is an arithmetic number, because the mean of its divisors is an integer number (25684564).

Almost surely, 2^51369127 is an apocalyptic number.

51369127 is a deficient number, since it is larger than the sum of its proper divisors (1).

51369127 is an equidigital number, since it uses as much as digits as its factorization.

51369127 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 11340, while the sum is 34.

The square root of 51369127 is about 7167.2258929100. The cubic root of 51369127 is about 371.7355208578.

The spelling of 51369127 in words is "fifty-one million, three hundred sixty-nine thousand, one hundred twenty-seven".