539645053 has 2 divisors, whose sum is σ = 539645054. Its totient is φ = 539645052.

The previous prime is 539645039. The next prime is 539645069. The reversal of 539645053 is 350546935.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 314104729 + 225540324 = 17723^2 + 15018^2 .

It is a cyclic number.

It is not a de Polignac number, because 539645053 - 2⁹ = 539644541 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 539644997 and 539645015.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (539645033) 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, 269822526 + 269822527.

It is an arithmetic number, because the mean of its divisors is an integer number (269822527).

Almost surely, 2^539645053 is an apocalyptic number.

It is an amenable number.

539645053 is a deficient number, since it is larger than the sum of its proper divisors (1).

539645053 is an equidigital number, since it uses as much as digits as its factorization.

539645053 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 243000, while the sum is 40.

The square root of 539645053 is about 23230.2615783809. The cubic root of 539645053 is about 814.1468246883.

The spelling of 539645053 in words is "five hundred thirty-nine million, six hundred forty-five thousand, fifty-three".