539941393 has 2 divisors, whose sum is σ = 539941394. Its totient is φ = 539941392.

The previous prime is 539941351. The next prime is 539941427. The reversal of 539941393 is 393149935.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 339775489 + 200165904 = 18433^2 + 14148^2 .

It is a cyclic number.

It is not a de Polignac number, because 539941393 - 2¹³ = 539933201 is a prime.

It is not a weakly prime, because it can be changed into another prime (539941093) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 269970696 + 269970697.

It is an arithmetic number, because the mean of its divisors is an integer number (269970697).

Almost surely, 2^539941393 is an apocalyptic number.

It is an amenable number.

539941393 is a deficient number, since it is larger than the sum of its proper divisors (1).

539941393 is an equidigital number, since it uses as much as digits as its factorization.

539941393 is an evil number, because the sum of its binary digits is even.

The product of its digits is 393660, while the sum is 46.

The square root of 539941393 is about 23236.6390211666. The cubic root of 539941393 is about 814.2958239361.

The spelling of 539941393 in words is "five hundred thirty-nine million, nine hundred forty-one thousand, three hundred ninety-three".