135305032405 has 16 divisors (see below), whose sum is σ = 170950792320. Its totient is φ = 102523468608.

The previous prime is 135305032397. The next prime is 135305032409. The reversal of 135305032405 is 504230503531.

It is not a de Polignac number, because 135305032405 - 2³ = 135305032397 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135305032409) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 259179 + ... + 581191.

It is an arithmetic number, because the mean of its divisors is an integer number (10684424520).

Almost surely, 2^135305032405 is an apocalyptic number.

It is an amenable number.

135305032405 is a deficient number, since it is larger than the sum of its proper divisors (35645759915).

135305032405 is a wasteful number, since it uses less digits than its factorization.

135305032405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 326460.

The product of its (nonzero) digits is 27000, while the sum is 31.

Adding to 135305032405 its reverse (504230503531), we get a palindrome (639535535936).

The spelling of 135305032405 in words is "one hundred thirty-five billion, three hundred five million, thirty-two thousand, four hundred five".