538488539 has 2 divisors, whose sum is σ = 538488540. Its totient is φ = 538488538.

The previous prime is 538488529. The next prime is 538488551. The reversal of 538488539 is 935884835.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-538488539 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (538488529) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 269244269 + 269244270.

It is an arithmetic number, because the mean of its divisors is an integer number (269244270).

Almost surely, 2^538488539 is an apocalyptic number.

538488539 is a deficient number, since it is larger than the sum of its proper divisors (1).

538488539 is an equidigital number, since it uses as much as digits as its factorization.

538488539 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4147200, while the sum is 53.

The square root of 538488539 is about 23205.3558257571. The cubic root of 538488539 is about 813.5648090184.

The spelling of 538488539 in words is "five hundred thirty-eight million, four hundred eighty-eight thousand, five hundred thirty-nine".