136775133 has 18 divisors (see below), whose sum is σ = 217158942. Its totient is φ = 82893360.

The previous prime is 136775101. The next prime is 136775137. The reversal of 136775133 is 331577631.

It is a happy number.

136775133 is a `hidden beast` number, since 136 + 7 + 7 + 513 + 3 = 666.

It can be written as a sum of positive squares in only one way, i.e., 115734564 + 21040569 = 10758^2 + 4587^2 .

It is not a de Polignac number, because 136775133 - 2⁵ = 136775101 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136775137) by changing a digit.

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 17 ways as a sum of consecutive naturals, for example, 61710 + ... + 63887.

Almost surely, 2^136775133 is an apocalyptic number.

It is an amenable number.

136775133 is a deficient number, since it is larger than the sum of its proper divisors (80383809).

136775133 is a wasteful number, since it uses less digits than its factorization.

136775133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 125625 (or 125611 counting only the distinct ones).

The product of its digits is 39690, while the sum is 36.

The square root of 136775133 is about 11695.0901236374. The cubic root of 136775133 is about 515.2314703978.

The spelling of 136775133 in words is "one hundred thirty-six million, seven hundred seventy-five thousand, one hundred thirty-three".