135691104 has 24 divisors (see below), whose sum is σ = 356189400. Its totient is φ = 45230336.

The previous prime is 135691097. The next prime is 135691121. The reversal of 135691104 is 401196531.

It is a tau number, because it is divible by the number of its divisors (24).

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, 706629 + ... + 706820.

It is an arithmetic number, because the mean of its divisors is an integer number (14841225).

Almost surely, 2^135691104 is an apocalyptic number.

It is an amenable number.

135691104 is an abundant number, since it is smaller than the sum of its proper divisors (220498296).

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

135691104 is a wasteful number, since it uses less digits than its factorization.

135691104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1413462 (or 1413454 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 30.

The square root of 135691104 is about 11648.6524542541. The cubic root of 135691104 is about 513.8666805386.

The spelling of 135691104 in words is "one hundred thirty-five million, six hundred ninety-one thousand, one hundred four".