540409027 has 2 divisors, whose sum is σ = 540409028. Its totient is φ = 540409026.

The previous prime is 540409007. The next prime is 540409031. The reversal of 540409027 is 720904045.

540409027 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-540409027 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 540409027.

It is not a weakly prime, because it can be changed into another prime (540409007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 270204513 + 270204514.

It is an arithmetic number, because the mean of its divisors is an integer number (270204514).

Almost surely, 2^540409027 is an apocalyptic number.

540409027 is a deficient number, since it is larger than the sum of its proper divisors (1).

540409027 is an equidigital number, since it uses as much as digits as its factorization.

540409027 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10080, while the sum is 31.

The square root of 540409027 is about 23246.6992710793. The cubic root of 540409027 is about 814.5308386609.

The spelling of 540409027 in words is "five hundred forty million, four hundred nine thousand, twenty-seven".