135459774 has 48 divisors (see below), whose sum is σ = 312951600. Its totient is φ = 42197760.

The previous prime is 135459743. The next prime is 135459787. The reversal of 135459774 is 477954531.

135459774 is a `hidden beast` number, since 1 + 3 + 54 + 597 + 7 + 4 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 44109 + ... + 47079.

It is an arithmetic number, because the mean of its divisors is an integer number (6519825).

Almost surely, 2^135459774 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 135459774, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (156475800).

135459774 is an abundant number, since it is smaller than the sum of its proper divisors (177491826).

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

135459774 is a wasteful number, since it uses less digits than its factorization.

135459774 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3145 (or 3142 counting only the distinct ones).

The product of its digits is 529200, while the sum is 45.

The square root of 135459774 is about 11638.7187439168. The cubic root of 135459774 is about 513.5744963244.

The spelling of 135459774 in words is "one hundred thirty-five million, four hundred fifty-nine thousand, seven hundred seventy-four".