135111344 has 20 divisors (see below), whose sum is σ = 262029360. Its totient is φ = 67490880.

The previous prime is 135111313. The next prime is 135111421. The reversal of 135111344 is 443111531.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16229 + ... + 23099.

It is an arithmetic number, because the mean of its divisors is an integer number (13101468).

Almost surely, 2^135111344 is an apocalyptic number.

It is an amenable number.

135111344 is a deficient number, since it is larger than the sum of its proper divisors (126918016).

135111344 is a wasteful number, since it uses less digits than its factorization.

135111344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8108 (or 8102 counting only the distinct ones).

The product of its digits is 720, while the sum is 23.

The square root of 135111344 is about 11623.7405339245. The cubic root of 135111344 is about 513.1337789968.

Adding to 135111344 its reverse (443111531), we get a palindrome (578222875).

The spelling of 135111344 in words is "one hundred thirty-five million, one hundred eleven thousand, three hundred forty-four".