54489727 has 2 divisors, whose sum is σ = 54489728. Its totient is φ = 54489726.

The previous prime is 54489713. The next prime is 54489733. The reversal of 54489727 is 72798445.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 54489727 - 2¹¹ = 54487679 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (54489767) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27244863 + 27244864.

It is an arithmetic number, because the mean of its divisors is an integer number (27244864).

Almost surely, 2^54489727 is an apocalyptic number.

54489727 is a deficient number, since it is larger than the sum of its proper divisors (1).

54489727 is an equidigital number, since it uses as much as digits as its factorization.

54489727 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 564480, while the sum is 46.

The square root of 54489727 is about 7381.7157219714. The cubic root of 54489727 is about 379.1155028389.

The spelling of 54489727 in words is "fifty-four million, four hundred eighty-nine thousand, seven hundred twenty-seven".