539488739 has 2 divisors, whose sum is σ = 539488740. Its totient is φ = 539488738.

The previous prime is 539488721. The next prime is 539488777. The reversal of 539488739 is 937884935.

539488739 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 539488739 - 2¹² = 539484643 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (539488799) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 269744369 + 269744370.

It is an arithmetic number, because the mean of its divisors is an integer number (269744370).

Almost surely, 2^539488739 is an apocalyptic number.

539488739 is a deficient number, since it is larger than the sum of its proper divisors (1).

539488739 is an equidigital number, since it uses as much as digits as its factorization.

539488739 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6531840, while the sum is 56.

The square root of 539488739 is about 23226.8968870144. The cubic root of 539488739 is about 814.0682082992.

The spelling of 539488739 in words is "five hundred thirty-nine million, four hundred eighty-eight thousand, seven hundred thirty-nine".