54855727 has 2 divisors, whose sum is σ = 54855728. Its totient is φ = 54855726.

The previous prime is 54855707. The next prime is 54855739. The reversal of 54855727 is 72755845.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 54855727 - 2⁷ = 54855599 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (54855707) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27427863 + 27427864.

It is an arithmetic number, because the mean of its divisors is an integer number (27427864).

Almost surely, 2^54855727 is an apocalyptic number.

54855727 is a deficient number, since it is larger than the sum of its proper divisors (1).

54855727 is an equidigital number, since it uses as much as digits as its factorization.

54855727 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 392000, while the sum is 43.

The square root of 54855727 is about 7406.4652162823. The cubic root of 54855727 is about 379.9624316507.

The spelling of 54855727 in words is "fifty-four million, eight hundred fifty-five thousand, seven hundred twenty-seven".