540066223 has 2 divisors, whose sum is σ = 540066224. Its totient is φ = 540066222.

The previous prime is 540066209. The next prime is 540066253. The reversal of 540066223 is 322660045.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-540066223 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 540066191 and 540066200.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (540066253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 270033111 + 270033112.

It is an arithmetic number, because the mean of its divisors is an integer number (270033112).

Almost surely, 2^540066223 is an apocalyptic number.

540066223 is a deficient number, since it is larger than the sum of its proper divisors (1).

540066223 is an equidigital number, since it uses as much as digits as its factorization.

540066223 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8640, while the sum is 28.

The square root of 540066223 is about 23239.3249256513. The cubic root of 540066223 is about 814.3585719285.

The spelling of 540066223 in words is "five hundred forty million, sixty-six thousand, two hundred twenty-three".