539797959 has 8 divisors (see below), whose sum is σ = 799700720. Its totient is φ = 359865288.

The previous prime is 539797943. The next prime is 539797997. The reversal of 539797959 is 959797935.

539797959 is a `hidden beast` number, since 539 + 7 + 9 + 7 + 95 + 9 = 666.

It is not a de Polignac number, because 539797959 - 2⁴ = 539797943 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 539797896 and 539797905.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (539797939) 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 7 ways as a sum of consecutive naturals, for example, 9996232 + ... + 9996285.

It is an arithmetic number, because the mean of its divisors is an integer number (99962590).

Almost surely, 2^539797959 is an apocalyptic number.

539797959 is a deficient number, since it is larger than the sum of its proper divisors (259902761).

539797959 is a wasteful number, since it uses less digits than its factorization.

539797959 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19992526 (or 19992520 counting only the distinct ones).

The product of its digits is 24111675, while the sum is 63.

The square root of 539797959 is about 23233.5524403824. The cubic root of 539797959 is about 814.2237123745.

The spelling of 539797959 in words is "five hundred thirty-nine million, seven hundred ninety-seven thousand, nine hundred fifty-nine".