134459136 has 216 divisors, whose sum is σ = 463701840. Its totient is φ = 38320128.

The previous prime is 134459123. The next prime is 134459141. The reversal of 134459136 is 631954431.

134459136 is a `hidden beast` number, since 1 + 34 + 4 + 591 + 36 = 666.

It is a tau number, because it is divible by the number of its divisors (216).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 134459136.

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, 338490 + ... + 338886.

Almost surely, 2^134459136 is an apocalyptic number.

134459136 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 134459136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (231850920).

134459136 is an abundant number, since it is smaller than the sum of its proper divisors (329242704).

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

134459136 is an equidigital number, since it uses as much as digits as its factorization.

134459136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 436 (or 409 counting only the distinct ones).

The product of its digits is 38880, while the sum is 36.

The square root of 134459136 is about 11595.6515987675. The cubic root of 134459136 is about 512.3067822900.

The spelling of 134459136 in words is "one hundred thirty-four million, four hundred fifty-nine thousand, one hundred thirty-six".