136066461 has 4 divisors (see below), whose sum is σ = 181421952. Its totient is φ = 90710972.

The previous prime is 136066451. The next prime is 136066507. The reversal of 136066461 is 164660631.

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 not a de Polignac number, because 136066461 - 2⁶ = 136066397 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136066451) 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 3 ways as a sum of consecutive naturals, for example, 22677741 + ... + 22677746.

It is an arithmetic number, because the mean of its divisors is an integer number (45355488).

Almost surely, 2^136066461 is an apocalyptic number.

It is an amenable number.

136066461 is a deficient number, since it is larger than the sum of its proper divisors (45355491).

136066461 is an equidigital number, since it uses as much as digits as its factorization.

136066461 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45355490.

The product of its (nonzero) digits is 15552, while the sum is 33.

The square root of 136066461 is about 11664.7529335173. The cubic root of 136066461 is about 514.3400740710.

The spelling of 136066461 in words is "one hundred thirty-six million, sixty-six thousand, four hundred sixty-one".