135310236 has 12 divisors (see below), whose sum is σ = 315723912. Its totient is φ = 45103408.

The previous prime is 135310223. The next prime is 135310283. The reversal of 135310236 is 632013531.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5637915 + ... + 5637938.

It is an arithmetic number, because the mean of its divisors is an integer number (26310326).

Almost surely, 2^135310236 is an apocalyptic number.

It is an amenable number.

135310236 is an abundant number, since it is smaller than the sum of its proper divisors (180413676).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

135310236 is a wasteful number, since it uses less digits than its factorization.

135310236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11275860 (or 11275858 counting only the distinct ones).

The product of its (nonzero) digits is 1620, while the sum is 24.

The square root of 135310236 is about 11632.2928092444. The cubic root of 135310236 is about 513.3854434459.

Adding to 135310236 its reverse (632013531), we get a palindrome (767323767).

The spelling of 135310236 in words is "one hundred thirty-five million, three hundred ten thousand, two hundred thirty-six".