135305653567 has 4 divisors (see below), whose sum is σ = 154635032656. Its totient is φ = 115976274480.

The previous prime is 135305653537. The next prime is 135305653573. The reversal of 135305653567 is 765356503531.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 765356503531 = 227 ⋅3371614553.

It is a cyclic number.

It is not a de Polignac number, because 135305653567 - 2¹¹ = 135305651519 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 135305653567.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135305653517) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9664689534 + ... + 9664689547.

It is an arithmetic number, because the mean of its divisors is an integer number (38658758164).

Almost surely, 2^135305653567 is an apocalyptic number.

135305653567 is a deficient number, since it is larger than the sum of its proper divisors (19329379089).

135305653567 is an equidigital number, since it uses as much as digits as its factorization.

135305653567 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19329379088.

The product of its (nonzero) digits is 4252500, while the sum is 49.

The spelling of 135305653567 in words is "one hundred thirty-five billion, three hundred five million, six hundred fifty-three thousand, five hundred sixty-seven".