136681118 has 16 divisors (see below), whose sum is σ = 242390880. Its totient is φ = 56557536.

The previous prime is 136681109. The next prime is 136681121. The reversal of 136681118 is 811186631.

It is a Curzon 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 7 ways as a sum of consecutive naturals, for example, 167921 + ... + 168732.

It is an arithmetic number, because the mean of its divisors is an integer number (15149430).

Almost surely, 2^136681118 is an apocalyptic number.

136681118 is a deficient number, since it is larger than the sum of its proper divisors (105709762).

136681118 is a wasteful number, since it uses less digits than its factorization.

136681118 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 336691.

The product of its digits is 6912, while the sum is 35.

The square root of 136681118 is about 11691.0700109100. The cubic root of 136681118 is about 515.1133919419.

The spelling of 136681118 in words is "one hundred thirty-six million, six hundred eighty-one thousand, one hundred eighteen".