136918 has 8 divisors (see below), whose sum is σ = 217512. Its totient is φ = 64416.

The previous prime is 136897. The next prime is 136943. The reversal of 136918 is 819631.

It is a happy number.

136918 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

136918 is a modest number, since divided by 918 gives 136 as remainder.

It is a congruent number.

It is an unprimeable number.

136918 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1980 + ... + 2047.

It is an arithmetic number, because the mean of its divisors is an integer number (27189).

2¹³⁶⁹¹⁸ is an apocalyptic number.

136918 is a deficient number, since it is larger than the sum of its proper divisors (80594).

136918 is a wasteful number, since it uses less digits than its factorization.

136918 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4046.

The product of its digits is 1296, while the sum is 28.

The square root of 136918 is about 370.0243235248. The cubic root of 136918 is about 51.5410801144.

It can be divided in two parts, 1369 and 18, that multiplied together give a palindrome (24642).

The spelling of 136918 in words is "one hundred thirty-six thousand, nine hundred eighteen".