136081134 has 160 divisors (see below), whose sum is σ = 371712000. Its totient is φ = 37149840.

The previous prime is 136081123. The next prime is 136081151. The reversal of 136081134 is 431180631.

136081134 is a `hidden beast` number, since 13 + 608 + 11 + 34 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 136081098 and 136081107.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 1722507 + ... + 1722585.

It is an arithmetic number, because the mean of its divisors is an integer number (2323200).

Almost surely, 2^136081134 is an apocalyptic number.

136081134 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 136081134, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (185856000).

136081134 is an abundant number, since it is smaller than the sum of its proper divisors (235630866).

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

136081134 is an equidigital number, since it uses as much as digits as its factorization.

136081134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 145 (or 122 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 27.

The square root of 136081134 is about 11665.3818625881. The cubic root of 136081134 is about 514.3585617046.

The spelling of 136081134 in words is "one hundred thirty-six million, eighty-one thousand, one hundred thirty-four".