996539 has 2 divisors, whose sum is σ = 996540. Its totient is φ = 996538.

The previous prime is 996529. The next prime is 996551. The reversal of 996539 is 935699.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (935699) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 996539 - 2¹⁶ = 931003 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 996496 and 996505.

It is not a weakly prime, because it can be changed into another prime (996529) 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 as a sum of consecutive naturals, namely, 498269 + 498270.

It is an arithmetic number, because the mean of its divisors is an integer number (498270).

2⁹⁹⁶⁵³⁹ is an apocalyptic number.

996539 is a deficient number, since it is larger than the sum of its proper divisors (1).

996539 is an equidigital number, since it uses as much as digits as its factorization.

996539 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 65610, while the sum is 41.

The square root of 996539 is about 998.2680000882. The cubic root of 996539 is about 99.8844999822.

The spelling of 996539 in words is "nine hundred ninety-six thousand, five hundred thirty-nine".