135109686 has 8 divisors (see below), whose sum is σ = 270219384. Its totient is φ = 45036560.

The previous prime is 135109643. The next prime is 135109697. The reversal of 135109686 is 686901531.

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

135109686 is an admirable number.

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, 11259135 + ... + 11259146.

It is an arithmetic number, because the mean of its divisors is an integer number (33777423).

Almost surely, 2^135109686 is an apocalyptic number.

135109686 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.

135109686 is a wasteful number, since it uses less digits than its factorization.

135109686 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22518286.

The product of its (nonzero) digits is 38880, while the sum is 39.

The square root of 135109686 is about 11623.6692141509. The cubic root of 135109686 is about 513.1316800383.

The spelling of 135109686 in words is "one hundred thirty-five million, one hundred nine thousand, six hundred eighty-six".