135339056 has 60 divisors (see below), whose sum is σ = 282928320. Its totient is φ = 62576640.

The previous prime is 135339049. The next prime is 135339077. The reversal of 135339056 is 650933531.

It is a super-2 number, since 2×135339056² = 36633320157942272, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1395200 + ... + 1395296.

It is an arithmetic number, because the mean of its divisors is an integer number (4715472).

Almost surely, 2^135339056 is an apocalyptic number.

135339056 is a gapful number since it is divisible by the number (16) 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 135339056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (141464160).

135339056 is an abundant number, since it is smaller than the sum of its proper divisors (147589264).

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

135339056 is an equidigital number, since it uses as much as digits as its factorization.

135339056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 262 (or 159 counting only the distinct ones).

The product of its (nonzero) digits is 36450, while the sum is 35.

The square root of 135339056 is about 11633.5315360384. The cubic root of 135339056 is about 513.4218898587.

The spelling of 135339056 in words is "one hundred thirty-five million, three hundred thirty-nine thousand, fifty-six".