543427 has 2 divisors, whose sum is σ = 543428. Its totient is φ = 543426.

The previous prime is 543407. The next prime is 543463. The reversal of 543427 is 724345.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 543427 - 2⁷ = 543299 is a prime.

It is a d-powerful number, because it can be written as 5³ + 4 + 4² + 3⁷ + 2¹⁹ + 7⁵ .

543427 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (543407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 271713 + 271714.

It is an arithmetic number, because the mean of its divisors is an integer number (271714).

2⁵⁴³⁴²⁷ is an apocalyptic number.

543427 is a deficient number, since it is larger than the sum of its proper divisors (1).

543427 is an equidigital number, since it uses as much as digits as its factorization.

543427 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3360, while the sum is 25.

The square root of 543427 is about 737.1750131414. The cubic root of 543427 is about 81.6044303471.

It can be divided in two parts, 54 and 3427, that added together give a square (3481 = 59²).

The spelling of 543427 in words is "five hundred forty-three thousand, four hundred twenty-seven".