135144356 has 24 divisors (see below), whose sum is σ = 256243680. Its totient is φ = 62116992.

The previous prime is 135144349. The next prime is 135144367. The reversal of 135144356 is 653441531.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20186 + ... + 26033.

It is an arithmetic number, because the mean of its divisors is an integer number (10676820).

Almost surely, 2^135144356 is an apocalyptic number.

It is an amenable number.

135144356 is a deficient number, since it is larger than the sum of its proper divisors (121099324).

135144356 is a wasteful number, since it uses less digits than its factorization.

135144356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46283 (or 46281 counting only the distinct ones).

The product of its digits is 21600, while the sum is 32.

The square root of 135144356 is about 11625.1604720107. The cubic root of 135144356 is about 513.1755672295.

Adding to 135144356 its reverse (653441531), we get a palindrome (788585887).

The spelling of 135144356 in words is "one hundred thirty-five million, one hundred forty-four thousand, three hundred fifty-six".