539879563 has 2 divisors, whose sum is σ = 539879564. Its totient is φ = 539879562.

The previous prime is 539879551. The next prime is 539879569. The reversal of 539879563 is 365978935.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 539879563 - 2¹⁷ = 539748491 is a prime.

It is not a weakly prime, because it can be changed into another prime (539879569) 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, 269939781 + 269939782.

It is an arithmetic number, because the mean of its divisors is an integer number (269939782).

Almost surely, 2^539879563 is an apocalyptic number.

539879563 is a deficient number, since it is larger than the sum of its proper divisors (1).

539879563 is an equidigital number, since it uses as much as digits as its factorization.

539879563 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6123600, while the sum is 55.

The square root of 539879563 is about 23235.3085410975. The cubic root of 539879563 is about 814.2647404189.

The spelling of 539879563 in words is "five hundred thirty-nine million, eight hundred seventy-nine thousand, five hundred sixty-three".