135006539 has 2 divisors, whose sum is σ = 135006540. Its totient is φ = 135006538.

The previous prime is 135006517. The next prime is 135006569. The reversal of 135006539 is 935600531.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 135006539 - 2¹⁶ = 134941003 is a prime.

It is not a weakly prime, because it can be changed into another prime (135006569) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67503269 + 67503270.

It is an arithmetic number, because the mean of its divisors is an integer number (67503270).

Almost surely, 2^135006539 is an apocalyptic number.

135006539 is a deficient number, since it is larger than the sum of its proper divisors (1).

135006539 is an equidigital number, since it uses as much as digits as its factorization.

135006539 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12150, while the sum is 32.

The square root of 135006539 is about 11619.2314289715. The cubic root of 135006539 is about 513.0010664861.

The spelling of 135006539 in words is "one hundred thirty-five million, six thousand, five hundred thirty-nine".