540530519 has 2 divisors, whose sum is σ = 540530520. Its totient is φ = 540530518.

The previous prime is 540530513. The next prime is 540530569. The reversal of 540530519 is 915035045.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 540530519 - 2¹² = 540526423 is a prime.

It is a super-2 number, since 2×540530519² = 584346483940818722, which contains 22 as substring.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (540530513) 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, 270265259 + 270265260.

It is an arithmetic number, because the mean of its divisors is an integer number (270265260).

Almost surely, 2^540530519 is an apocalyptic number.

540530519 is a deficient number, since it is larger than the sum of its proper divisors (1).

540530519 is an equidigital number, since it uses as much as digits as its factorization.

540530519 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13500, while the sum is 32.

The square root of 540530519 is about 23249.3122263864. The cubic root of 540530519 is about 814.5918736429.

The spelling of 540530519 in words is "five hundred forty million, five hundred thirty thousand, five hundred nineteen".