135086142 has 8 divisors (see below), whose sum is σ = 270172296. Its totient is φ = 45028712.

The previous prime is 135086141. The next prime is 135086167. The reversal of 135086142 is 241680531.

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

135086142 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135086141) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11257173 + ... + 11257184.

It is an arithmetic number, because the mean of its divisors is an integer number (33771537).

Almost surely, 2^135086142 is an apocalyptic number.

135086142 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.

135086142 is a wasteful number, since it uses less digits than its factorization.

135086142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22514362.

The product of its (nonzero) digits is 5760, while the sum is 30.

The square root of 135086142 is about 11622.6564089282. The cubic root of 135086142 is about 513.1018724688.

The spelling of 135086142 in words is "one hundred thirty-five million, eighty-six thousand, one hundred forty-two".