539411693 has 2 divisors, whose sum is σ = 539411694. Its totient is φ = 539411692.

The previous prime is 539411671. The next prime is 539411711. The reversal of 539411693 is 396114935.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 381733444 + 157678249 = 19538^2 + 12557^2 .

It is a cyclic number.

It is not a de Polignac number, because 539411693 - 2⁸ = 539411437 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 539411693.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (539411623) 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, 269705846 + 269705847.

It is an arithmetic number, because the mean of its divisors is an integer number (269705847).

Almost surely, 2^539411693 is an apocalyptic number.

It is an amenable number.

539411693 is a deficient number, since it is larger than the sum of its proper divisors (1).

539411693 is an equidigital number, since it uses as much as digits as its factorization.

539411693 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 87480, while the sum is 41.

The square root of 539411693 is about 23225.2382764957. The cubic root of 539411693 is about 814.0294532825.

The spelling of 539411693 in words is "five hundred thirty-nine million, four hundred eleven thousand, six hundred ninety-three".