539829523 has 4 divisors (see below), whose sum is σ = 539885808. Its totient is φ = 539773240.

The previous prime is 539829517. The next prime is 539829553. The reversal of 539829523 is 325928935.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 325928935 = 5 ⋅65185787.

It is a cyclic number.

It is not a de Polignac number, because 539829523 - 2⁹ = 539829011 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (539829503) 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 in 3 ways as a sum of consecutive naturals, for example, 9748 + ... + 34273.

It is an arithmetic number, because the mean of its divisors is an integer number (134971452).

Almost surely, 2^539829523 is an apocalyptic number.

539829523 is a deficient number, since it is larger than the sum of its proper divisors (56285).

539829523 is a wasteful number, since it uses less digits than its factorization.

539829523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56284.

The product of its digits is 583200, while the sum is 46.

The square root of 539829523 is about 23234.2317066866. The cubic root of 539829523 is about 814.2395822976.

The spelling of 539829523 in words is "five hundred thirty-nine million, eight hundred twenty-nine thousand, five hundred twenty-three".