135029888 has 48 divisors (see below), whose sum is σ = 312938550. Its totient is φ = 57867264.

The previous prime is 135029863. The next prime is 135029897. The reversal of 135029888 is 888920531.

It can be written as a sum of positive squares in only one way, i.e., 129231424 + 5798464 = 11368^2 + 2408^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4493 + ... + 17036.

Almost surely, 2^135029888 is an apocalyptic number.

It is an amenable number.

135029888 is an abundant number, since it is smaller than the sum of its proper divisors (177908662).

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

135029888 is an equidigital number, since it uses as much as digits as its factorization.

135029888 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21557 (or 21538 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 44.

The square root of 135029888 is about 11620.2361421789. The cubic root of 135029888 is about 513.0306388104.

The spelling of 135029888 in words is "one hundred thirty-five million, twenty-nine thousand, eight hundred eighty-eight".