135391926 has 8 divisors (see below), whose sum is σ = 270783864. Its totient is φ = 45130640.

The previous prime is 135391901. The next prime is 135391939. The reversal of 135391926 is 629193531.

135391926 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

135391926 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11282655 + ... + 11282666.

It is an arithmetic number, because the mean of its divisors is an integer number (33847983).

Almost surely, 2^135391926 is an apocalyptic number.

135391926 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.

135391926 is a wasteful number, since it uses less digits than its factorization.

135391926 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22565326.

The product of its digits is 43740, while the sum is 39.

The square root of 135391926 is about 11635.8036250188. The cubic root of 135391926 is about 513.4887369863.

The spelling of 135391926 in words is "one hundred thirty-five million, three hundred ninety-one thousand, nine hundred twenty-six".