539844871 has 2 divisors, whose sum is σ = 539844872. Its totient is φ = 539844870.

The previous prime is 539844863. The next prime is 539844887. The reversal of 539844871 is 178448935.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 539844871 - 2³ = 539844863 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 (539844821) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 269922435 + 269922436.

It is an arithmetic number, because the mean of its divisors is an integer number (269922436).

Almost surely, 2^539844871 is an apocalyptic number.

539844871 is a deficient number, since it is larger than the sum of its proper divisors (1).

539844871 is an equidigital number, since it uses as much as digits as its factorization.

539844871 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 967680, while the sum is 49.

The square root of 539844871 is about 23234.5619928588. The cubic root of 539844871 is about 814.2472988267.

The spelling of 539844871 in words is "five hundred thirty-nine million, eight hundred forty-four thousand, eight hundred seventy-one".