135496578 has 32 divisors (see below), whose sum is σ = 310713984. Its totient is φ = 38587392.

The previous prime is 135496573. The next prime is 135496589. The reversal of 135496578 is 875694531.

135496578 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (135496573) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8226 + ... + 18402.

It is an arithmetic number, because the mean of its divisors is an integer number (9709812).

Almost surely, 2^135496578 is an apocalyptic number.

135496578 is an abundant number, since it is smaller than the sum of its proper divisors (175217406).

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

135496578 is a wasteful number, since it uses less digits than its factorization.

135496578 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10506.

The product of its digits is 907200, while the sum is 48.

The square root of 135496578 is about 11640.2997384088. The cubic root of 135496578 is about 513.6210043113.

The spelling of 135496578 in words is "one hundred thirty-five million, four hundred ninety-six thousand, five hundred seventy-eight".