539872693 has 2 divisors, whose sum is σ = 539872694. Its totient is φ = 539872692.

The previous prime is 539872687. The next prime is 539872709. The reversal of 539872693 is 396278935.

539872693 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 403286724 + 136585969 = 20082^2 + 11687^2 .

It is a cyclic number.

It is not a de Polignac number, because 539872693 - 2²¹ = 537775541 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 539872693.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (539872633) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 269936346 + 269936347.

It is an arithmetic number, because the mean of its divisors is an integer number (269936347).

Almost surely, 2^539872693 is an apocalyptic number.

It is an amenable number.

539872693 is a deficient number, since it is larger than the sum of its proper divisors (1).

539872693 is an equidigital number, since it uses as much as digits as its factorization.

539872693 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2449440, while the sum is 52.

The square root of 539872693 is about 23235.1607052760. The cubic root of 539872693 is about 814.2612865483.

The spelling of 539872693 in words is "five hundred thirty-nine million, eight hundred seventy-two thousand, six hundred ninety-three".