135028008 has 96 divisors (see below), whose sum is σ = 391210560. Its totient is φ = 41925120.

The previous prime is 135027983. The next prime is 135028043. The reversal of 135028008 is 800820531.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 130453 + ... + 131483.

It is an arithmetic number, because the mean of its divisors is an integer number (4075110).

Almost surely, 2^135028008 is an apocalyptic number.

135028008 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 135028008, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (195605280).

135028008 is an abundant number, since it is smaller than the sum of its proper divisors (256182552).

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

135028008 is a wasteful number, since it uses less digits than its factorization.

135028008 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1167 (or 1160 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 27.

The square root of 135028008 is about 11620.1552485326. The cubic root of 135028008 is about 513.0282578509.

Adding to 135028008 its reverse (800820531), we get a palindrome (935848539).

The spelling of 135028008 in words is "one hundred thirty-five million, twenty-eight thousand, eight".