136065406 has 4 divisors (see below), whose sum is σ = 204098112. Its totient is φ = 68032702.

The previous prime is 136065383. The next prime is 136065427. The reversal of 136065406 is 604560631.

It is a semiprime because it is the product of two primes.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

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 as a sum of consecutive naturals, namely, 34016350 + ... + 34016353.

It is an arithmetic number, because the mean of its divisors is an integer number (51024528).

Almost surely, 2^136065406 is an apocalyptic number.

136065406 is a deficient number, since it is larger than the sum of its proper divisors (68032706).

136065406 is an equidigital number, since it uses as much as digits as its factorization.

136065406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68032705.

The product of its (nonzero) digits is 12960, while the sum is 31.

The square root of 136065406 is about 11664.7077117260. The cubic root of 136065406 is about 514.3387447447.

It can be divided in two parts, 1360 and 65406, that added together give a palindrome (66766).

The spelling of 136065406 in words is "one hundred thirty-six million, sixty-five thousand, four hundred six".