54171727 has 2 divisors, whose sum is σ = 54171728. Its totient is φ = 54171726.

The previous prime is 54171659. The next prime is 54171731. The reversal of 54171727 is 72717145.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 54171727 - 2¹⁹ = 53647439 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 54171692 and 54171701.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (54171757) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27085863 + 27085864.

It is an arithmetic number, because the mean of its divisors is an integer number (27085864).

Almost surely, 2^54171727 is an apocalyptic number.

54171727 is a deficient number, since it is larger than the sum of its proper divisors (1).

54171727 is an equidigital number, since it uses as much as digits as its factorization.

54171727 is an evil number, because the sum of its binary digits is even.

The product of its digits is 13720, while the sum is 34.

The square root of 54171727 is about 7360.1444958642. The cubic root of 54171727 is about 378.3765622146.

The spelling of 54171727 in words is "fifty-four million, one hundred seventy-one thousand, seven hundred twenty-seven".