540604343 has 2 divisors, whose sum is σ = 540604344. Its totient is φ = 540604342.

The previous prime is 540604327. The next prime is 540604409. The reversal of 540604343 is 343406045.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 540604343 - 2⁴ = 540604327 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (540604313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 270302171 + 270302172.

It is an arithmetic number, because the mean of its divisors is an integer number (270302172).

Almost surely, 2^540604343 is an apocalyptic number.

540604343 is a deficient number, since it is larger than the sum of its proper divisors (1).

540604343 is an equidigital number, since it uses as much as digits as its factorization.

540604343 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 17280, while the sum is 29.

The square root of 540604343 is about 23250.8998320495. The cubic root of 540604343 is about 814.6289567744.

The spelling of 540604343 in words is "five hundred forty million, six hundred four thousand, three hundred forty-three".