539019028243 has 4 divisors (see below), whose sum is σ = 539184832488. Its totient is φ = 538853224000.

The previous prime is 539019028231. The next prime is 539019028291. The reversal of 539019028243 is 342820910935.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 539019028243 - 2⁹ = 539019027731 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 539019028193 and 539019028202.

It is not an unprimeable number, because it can be changed into a prime (539019028343) 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 in 3 ways as a sum of consecutive naturals, for example, 82897246 + ... + 82903747.

It is an arithmetic number, because the mean of its divisors is an integer number (134796208122).

Almost surely, 2^539019028243 is an apocalyptic number.

539019028243 is a deficient number, since it is larger than the sum of its proper divisors (165804245).

539019028243 is a wasteful number, since it uses less digits than its factorization.

539019028243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 165804244.

The product of its (nonzero) digits is 466560, while the sum is 46.

The spelling of 539019028243 in words is "five hundred thirty-nine billion, nineteen million, twenty-eight thousand, two hundred forty-three".