135343444211 has 4 divisors (see below), whose sum is σ = 142466783400. Its totient is φ = 128220105024.

The previous prime is 135343444199. The next prime is 135343444219. The reversal of 135343444211 is 112444343531.

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 135343444211 - 2⁶ = 135343444147 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (135343444219) 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, 3561669566 + ... + 3561669603.

It is an arithmetic number, because the mean of its divisors is an integer number (35616695850).

Almost surely, 2^135343444211 is an apocalyptic number.

135343444211 is a deficient number, since it is larger than the sum of its proper divisors (7123339189).

135343444211 is an equidigital number, since it uses as much as digits as its factorization.

135343444211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7123339188.

The product of its digits is 69120, while the sum is 35.

Adding to 135343444211 its reverse (112444343531), we get a palindrome (247787787742).

The spelling of 135343444211 in words is "one hundred thirty-five billion, three hundred forty-three million, four hundred forty-four thousand, two hundred eleven".