5318732539 has 4 divisors (see below), whose sum is σ = 5318931600. Its totient is φ = 5318533480.

The previous prime is 5318732513. The next prime is 5318732561. The reversal of 5318732539 is 9352378135.

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 5318732539 - 2¹¹ = 5318730491 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5318732569) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 51832 + ... + 115429.

It is an arithmetic number, because the mean of its divisors is an integer number (1329732900).

Almost surely, 2^5318732539 is an apocalyptic number.

5318732539 is a deficient number, since it is larger than the sum of its proper divisors (199061).

5318732539 is a wasteful number, since it uses less digits than its factorization.

5318732539 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 199060.

The product of its digits is 680400, while the sum is 46.

The square root of 5318732539 is about 72929.6410179016. The cubic root of 5318732539 is about 1745.5651012255.

The spelling of 5318732539 in words is "five billion, three hundred eighteen million, seven hundred thirty-two thousand, five hundred thirty-nine".