135356838 has 8 divisors (see below), whose sum is σ = 270713688. Its totient is φ = 45118944.

The previous prime is 135356803. The next prime is 135356849. The reversal of 135356838 is 838653531.

It is a sphenic number, since it is the product of 3 distinct primes.

135356838 is an admirable number.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a self number, because there is not a number n which added to its sum of digits gives 135356838.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11279731 + ... + 11279742.

It is an arithmetic number, because the mean of its divisors is an integer number (33839211).

Almost surely, 2^135356838 is an apocalyptic number.

135356838 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

135356838 is a wasteful number, since it uses less digits than its factorization.

135356838 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22559478.

The product of its digits is 259200, while the sum is 42.

The square root of 135356838 is about 11634.2957672564. The cubic root of 135356838 is about 513.4443747903. Note that the first 3 decimals are identical.

The spelling of 135356838 in words is "one hundred thirty-five million, three hundred fifty-six thousand, eight hundred thirty-eight".