136055889 has 8 divisors (see below), whose sum is σ = 201564320. Its totient is φ = 90703908.

The previous prime is 136055839. The next prime is 136055897. The reversal of 136055889 is 988550631.

136055889 is a `hidden beast` number, since 1 + 3 + 60 + 5 + 588 + 9 = 666.

It is a de Polignac number, because none of the positive numbers 2^k-136055889 is a prime.

It is a super-2 number, since 2×136055889² = 37022409863160642, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (136055819) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2519527 + ... + 2519580.

It is an arithmetic number, because the mean of its divisors is an integer number (25195540).

Almost surely, 2^136055889 is an apocalyptic number.

It is an amenable number.

136055889 is a deficient number, since it is larger than the sum of its proper divisors (65508431).

136055889 is an equidigital number, since it uses as much as digits as its factorization.

136055889 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5039116 (or 5039110 counting only the distinct ones).

The product of its (nonzero) digits is 259200, while the sum is 45.

The square root of 136055889 is about 11664.2997646665. The cubic root of 136055889 is about 514.3267527767.

The spelling of 136055889 in words is "one hundred thirty-six million, fifty-five thousand, eight hundred eighty-nine".