135213534660539 has 2 divisors, whose sum is σ = 135213534660540. Its totient is φ = 135213534660538.

The previous prime is 135213534660511. The next prime is 135213534660559. The reversal of 135213534660539 is 935066435312531.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-135213534660539 is a prime.

It is not a weakly prime, because it can be changed into another prime (135213534660559) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67606767330269 + 67606767330270.

It is an arithmetic number, because the mean of its divisors is an integer number (67606767330270).

Almost surely, 2^{135213534660539} is an apocalyptic number.

135213534660539 is a deficient number, since it is larger than the sum of its proper divisors (1).

135213534660539 is an equidigital number, since it uses as much as digits as its factorization.

135213534660539 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 26244000, while the sum is 56.

The spelling of 135213534660539 in words is "one hundred thirty-five trillion, two hundred thirteen billion, five hundred thirty-four million, six hundred sixty thousand, five hundred thirty-nine".