136806146 has 8 divisors (see below), whose sum is σ = 205271040. Its totient is φ = 68382468.

The previous prime is 136806127. The next prime is 136806167. The reversal of 136806146 is 641608631.

136806146 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

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, 95 + ... + 16541.

It is an arithmetic number, because the mean of its divisors is an integer number (25658880).

Almost surely, 2^136806146 is an apocalyptic number.

136806146 is a deficient number, since it is larger than the sum of its proper divisors (68464894).

136806146 is a wasteful number, since it uses less digits than its factorization.

136806146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20608.

The product of its (nonzero) digits is 20736, while the sum is 35.

The square root of 136806146 is about 11696.4159467762. The cubic root of 136806146 is about 515.2704094107.

The spelling of 136806146 in words is "one hundred thirty-six million, eight hundred six thousand, one hundred forty-six".