540586143 has 20 divisors (see below), whose sum is σ = 821236680. Its totient is φ = 354279312.

The previous prime is 540586139. The next prime is 540586147. The reversal of 540586143 is 341685045.

It is a happy number.

540586143 is a `hidden beast` number, since 540 + 58 + 61 + 4 + 3 = 666.

It is an interprime number because it is at equal distance from previous prime (540586139) and next prime (540586147).

It is not a de Polignac number, because 540586143 - 2² = 540586139 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 540586098 and 540586107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (540586147) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 51780 + ... + 61337.

It is an arithmetic number, because the mean of its divisors is an integer number (41061834).

Almost surely, 2^540586143 is an apocalyptic number.

540586143 is a deficient number, since it is larger than the sum of its proper divisors (280650537).

540586143 is a wasteful number, since it uses less digits than its factorization.

540586143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113188 (or 113179 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 36.

The square root of 540586143 is about 23250.5084460534. The cubic root of 540586143 is about 814.6198148985.

The spelling of 540586143 in words is "five hundred forty million, five hundred eighty-six thousand, one hundred forty-three".