135235660411 has 4 divisors (see below), whose sum is σ = 135255487792. Its totient is φ = 135215833032.

The previous prime is 135235660361. The next prime is 135235660447. The reversal of 135235660411 is 114066532531.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 135235660411 - 2⁷ = 135235660283 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (135235660711) 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, 9903456 + ... + 9917101.

It is an arithmetic number, because the mean of its divisors is an integer number (33813871948).

Almost surely, 2^135235660411 is an apocalyptic number.

135235660411 is a deficient number, since it is larger than the sum of its proper divisors (19827381).

135235660411 is an equidigital number, since it uses as much as digits as its factorization.

135235660411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19827380.

The product of its (nonzero) digits is 64800, while the sum is 37.

The spelling of 135235660411 in words is "one hundred thirty-five billion, two hundred thirty-five million, six hundred sixty thousand, four hundred eleven".