135258048 has 126 divisors (see below), whose sum is σ = 400043904. Its totient is φ = 43690752.

The previous prime is 135258041. The next prime is 135258049. The reversal of 135258048 is 840852531.

It is a happy number.

135258048 is a `hidden beast` number, since 1 + 35 + 2 + 580 + 48 = 666.

135258048 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135258041) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 1064961 + ... + 1065087.

Almost surely, 2^135258048 is an apocalyptic number.

135258048 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 135258048, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (200021952).

135258048 is an abundant number, since it is smaller than the sum of its proper divisors (264785856).

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

135258048 is a wasteful number, since it uses less digits than its factorization.

135258048 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 231 (or 175 counting only the distinct ones).

The product of its (nonzero) digits is 38400, while the sum is 36.

The square root of 135258048 is about 11630.0493550114. The cubic root of 135258048 is about 513.3194321679.

The spelling of 135258048 in words is "one hundred thirty-five million, two hundred fifty-eight thousand, forty-eight".