51084727 has 2 divisors, whose sum is σ = 51084728. Its totient is φ = 51084726.

The previous prime is 51084721. The next prime is 51084751. The reversal of 51084727 is 72748015.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 51084727 - 2⁷ = 51084599 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 51084692 and 51084701.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (51084721) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25542363 + 25542364.

It is an arithmetic number, because the mean of its divisors is an integer number (25542364).

Almost surely, 2^51084727 is an apocalyptic number.

51084727 is a deficient number, since it is larger than the sum of its proper divisors (1).

51084727 is an equidigital number, since it uses as much as digits as its factorization.

51084727 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15680, while the sum is 34.

The square root of 51084727 is about 7147.3580433612. The cubic root of 51084727 is about 371.0482254837.

The spelling of 51084727 in words is "fifty-one million, eighty-four thousand, seven hundred twenty-seven".