5997539 has 4 divisors (see below), whose sum is σ = 6191040. Its totient is φ = 5804040.

The previous prime is 5997517. The next prime is 5997553. The reversal of 5997539 is 9357995.

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 5997539 - 2²⁰ = 4948963 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 5997493 and 5997502.

It is not an unprimeable number, because it can be changed into a prime (5997599) 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 3 ways as a sum of consecutive naturals, for example, 96704 + ... + 96765.

It is an arithmetic number, because the mean of its divisors is an integer number (1547760).

Almost surely, 2^5997539 is an apocalyptic number.

5997539 is a deficient number, since it is larger than the sum of its proper divisors (193501).

5997539 is a wasteful number, since it uses less digits than its factorization.

5997539 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 193500.

The product of its digits is 382725, while the sum is 47.

The square root of 5997539 is about 2448.9873417394. The cubic root of 5997539 is about 181.6872118092.

The spelling of 5997539 in words is "five million, nine hundred ninety-seven thousand, five hundred thirty-nine".