539029109 has 2 divisors, whose sum is σ = 539029110. Its totient is φ = 539029108.

The previous prime is 539029067. The next prime is 539029157. The reversal of 539029109 is 901920935.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 500774884 + 38254225 = 22378^2 + 6185^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-539029109 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (539029609) 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, 269514554 + 269514555.

It is an arithmetic number, because the mean of its divisors is an integer number (269514555).

Almost surely, 2^539029109 is an apocalyptic number.

It is an amenable number.

539029109 is a deficient number, since it is larger than the sum of its proper divisors (1).

539029109 is an equidigital number, since it uses as much as digits as its factorization.

539029109 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 21870, while the sum is 38.

The square root of 539029109 is about 23217.0004307189. Note that the first 3 decimals coincide. The cubic root of 539029109 is about 813.8369544874.

The spelling of 539029109 in words is "five hundred thirty-nine million, twenty-nine thousand, one hundred nine".