136333138 has 8 divisors (see below), whose sum is σ = 204615180. Its totient is φ = 68128080.

The previous prime is 136333117. The next prime is 136333139. The reversal of 136333138 is 831333631.

It can be written as a sum of positive squares in 2 ways, for example, as 134861769 + 1471369 = 11613^2 + 1213^2 .

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

It is not an unprimeable number, because it can be changed into a prime (136333139) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14593 + ... + 22036.

Almost surely, 2^136333138 is an apocalyptic number.

136333138 is a deficient number, since it is larger than the sum of its proper divisors (68282042).

136333138 is a wasteful number, since it uses less digits than its factorization.

136333138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38492.

The product of its digits is 11664, while the sum is 31.

The square root of 136333138 is about 11676.1782274852. The cubic root of 136333138 is about 514.6758735910.

Adding to 136333138 its reverse (831333631), we get a palindrome (967666769).

The spelling of 136333138 in words is "one hundred thirty-six million, three hundred thirty-three thousand, one hundred thirty-eight".