539005457 has 2 divisors, whose sum is σ = 539005458. Its totient is φ = 539005456.

The previous prime is 539005427. The next prime is 539005459. The reversal of 539005457 is 754500935.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 538982656 + 22801 = 23216^2 + 151^2 .

It is a cyclic number.

It is not a de Polignac number, because 539005457 - 2²⁴ = 522228241 is a prime.

Together with 539005459, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 539005457.

It is not a weakly prime, because it can be changed into another prime (539005459) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 269502728 + 269502729.

It is an arithmetic number, because the mean of its divisors is an integer number (269502729).

Almost surely, 2^539005457 is an apocalyptic number.

It is an amenable number.

539005457 is a deficient number, since it is larger than the sum of its proper divisors (1).

539005457 is an equidigital number, since it uses as much as digits as its factorization.

539005457 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 94500, while the sum is 38.

The square root of 539005457 is about 23216.4910570051. The cubic root of 539005457 is about 813.8250508920.

The spelling of 539005457 in words is "five hundred thirty-nine million, five thousand, four hundred fifty-seven".