136833089 has 4 divisors (see below), whose sum is σ = 136889280. Its totient is φ = 136776900.

The previous prime is 136833077. The next prime is 136833091. The reversal of 136833089 is 980338631.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-136833089 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (136833019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24269 + ... + 29370.

It is an arithmetic number, because the mean of its divisors is an integer number (34222320).

Almost surely, 2^136833089 is an apocalyptic number.

It is an amenable number.

136833089 is a deficient number, since it is larger than the sum of its proper divisors (56191).

136833089 is an equidigital number, since it uses as much as digits as its factorization.

136833089 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56190.

The product of its (nonzero) digits is 93312, while the sum is 41.

The square root of 136833089 is about 11697.5676531491. The cubic root of 136833089 is about 515.3042334744.

The spelling of 136833089 in words is "one hundred thirty-six million, eight hundred thirty-three thousand, eighty-nine".