539818033 has 4 divisors (see below), whose sum is σ = 545162868. Its totient is φ = 534473200.

The previous prime is 539818009. The next prime is 539818039. The reversal of 539818033 is 330818935.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 244390689 + 295427344 = 15633^2 + 17188^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-539818033 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (539818039) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2672266 + ... + 2672467.

It is an arithmetic number, because the mean of its divisors is an integer number (136290717).

Almost surely, 2^539818033 is an apocalyptic number.

It is an amenable number.

539818033 is a deficient number, since it is larger than the sum of its proper divisors (5344835).

539818033 is a wasteful number, since it uses less digits than its factorization.

539818033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5344834.

The product of its (nonzero) digits is 77760, while the sum is 40.

The square root of 539818033 is about 23233.9844409004. The cubic root of 539818033 is about 814.2338053633.

The spelling of 539818033 in words is "five hundred thirty-nine million, eight hundred eighteen thousand, thirty-three".