539969333 has 2 divisors, whose sum is σ = 539969334. Its totient is φ = 539969332.

The previous prime is 539969291. The next prime is 539969369. The reversal of 539969333 is 333969935.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 519520849 + 20448484 = 22793^2 + 4522^2 .

It is a cyclic number.

It is not a de Polignac number, because 539969333 - 2⁸ = 539969077 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (539969383) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 269984666 + 269984667.

It is an arithmetic number, because the mean of its divisors is an integer number (269984667).

Almost surely, 2^539969333 is an apocalyptic number.

It is an amenable number.

539969333 is a deficient number, since it is larger than the sum of its proper divisors (1).

539969333 is an equidigital number, since it uses as much as digits as its factorization.

539969333 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1771470, while the sum is 50.

The square root of 539969333 is about 23237.2402190966. The cubic root of 539969333 is about 814.3098693079.

The spelling of 539969333 in words is "five hundred thirty-nine million, nine hundred sixty-nine thousand, three hundred thirty-three".