135231024 has 40 divisors (see below), whose sum is σ = 350501872. Its totient is φ = 44928000.

The previous prime is 135231013. The next prime is 135231049. The reversal of 135231024 is 420132531.

It is a congruent number.

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, 10524 + ... + 19524.

Almost surely, 2^135231024 is an apocalyptic number.

It is an amenable number.

135231024 is an abundant number, since it is smaller than the sum of its proper divisors (215270848).

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

135231024 is a wasteful number, since it uses less digits than its factorization.

135231024 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9325 (or 9319 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 135231024 is about 11628.8874790325. The cubic root of 135231024 is about 513.2852435226.

Adding to 135231024 its reverse (420132531), we get a palindrome (555363555).

The spelling of 135231024 in words is "one hundred thirty-five million, two hundred thirty-one thousand, twenty-four".