136566133 has 16 divisors (see below), whose sum is σ = 155597760. Its totient is φ = 118720000.

The previous prime is 136566119. The next prime is 136566181. The reversal of 136566133 is 331665631.

136566133 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-136566133 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136566233) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32133 + ... + 36133.

It is an arithmetic number, because the mean of its divisors is an integer number (9724860).

Almost surely, 2^136566133 is an apocalyptic number.

It is an amenable number.

136566133 is a deficient number, since it is larger than the sum of its proper divisors (19031627).

136566133 is a wasteful number, since it uses less digits than its factorization.

136566133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4148.

The product of its digits is 29160, while the sum is 34.

The square root of 136566133 is about 11686.1513339508. The cubic root of 136566133 is about 514.9689025116.

The spelling of 136566133 in words is "one hundred thirty-six million, five hundred sixty-six thousand, one hundred thirty-three".