135126320 has 60 divisors (see below), whose sum is σ = 365472144. Its totient is φ = 46327680.

The previous prime is 135126281. The next prime is 135126323. The reversal of 135126320 is 23621531.

It is not an unprimeable number, because it can be changed into a prime (135126323) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13316 + ... + 21155.

Almost surely, 2^135126320 is an apocalyptic number.

135126320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

135126320 is an abundant number, since it is smaller than the sum of its proper divisors (230345824).

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

135126320 is a wasteful number, since it uses less digits than its factorization.

135126320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34498 (or 34485 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 23.

The square root of 135126320 is about 11624.3847149000. The cubic root of 135126320 is about 513.1527372064.

Adding to 135126320 its reverse (23621531), we get a palindrome (158747851).

The spelling of 135126320 in words is "one hundred thirty-five million, one hundred twenty-six thousand, three hundred twenty".