539108639 has 2 divisors, whose sum is σ = 539108640. Its totient is φ = 539108638.

The previous prime is 539108627. The next prime is 539108651. The reversal of 539108639 is 936801935.

It is a balanced prime because it is at equal distance from previous prime (539108627) and next prime (539108651).

It is a cyclic number.

It is not a de Polignac number, because 539108639 - 2¹² = 539104543 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 539108639.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (539108699) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 269554319 + 269554320.

It is an arithmetic number, because the mean of its divisors is an integer number (269554320).

Almost surely, 2^539108639 is an apocalyptic number.

539108639 is a deficient number, since it is larger than the sum of its proper divisors (1).

539108639 is an equidigital number, since it uses as much as digits as its factorization.

539108639 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 174960, while the sum is 44.

The square root of 539108639 is about 23218.7131211013. The cubic root of 539108639 is about 813.8769778485.

The spelling of 539108639 in words is "five hundred thirty-nine million, one hundred eight thousand, six hundred thirty-nine".