136656201 has 16 divisors (see below), whose sum is σ = 199493568. Its totient is φ = 82521600.

The previous prime is 136656181. The next prime is 136656203. The reversal of 136656201 is 102656631.

It is not a de Polignac number, because 136656201 - 2¹⁰ = 136655177 is a prime.

It is not an unprimeable number, because it can be changed into a prime (136656203) 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 15 ways as a sum of consecutive naturals, for example, 1905 + ... + 16641.

It is an arithmetic number, because the mean of its divisors is an integer number (12468348).

Almost surely, 2^136656201 is an apocalyptic number.

136656201 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

136656201 is a deficient number, since it is larger than the sum of its proper divisors (62837367).

136656201 is a wasteful number, since it uses less digits than its factorization.

136656201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15032.

The product of its (nonzero) digits is 6480, while the sum is 30.

The square root of 136656201 is about 11690.0043199308. The cubic root of 136656201 is about 515.0820882753.

The spelling of 136656201 in words is "one hundred thirty-six million, six hundred fifty-six thousand, two hundred one".