136247105 has 8 divisors (see below), whose sum is σ = 164673600. Its totient is φ = 108212976.

The previous prime is 136247093. The next prime is 136247123. The reversal of 136247105 is 501742631.

136247105 is digitally balanced in base 2, 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 a cyclic number.

It is not a de Polignac number, because 136247105 - 2²⁰ = 135198529 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 97325 + ... + 98714.

It is an arithmetic number, because the mean of its divisors is an integer number (20584200).

Almost surely, 2^136247105 is an apocalyptic number.

It is an amenable number.

136247105 is a deficient number, since it is larger than the sum of its proper divisors (28426495).

136247105 is a wasteful number, since it uses less digits than its factorization.

136247105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 196183.

The product of its (nonzero) digits is 5040, while the sum is 29.

The square root of 136247105 is about 11672.4935210948. The cubic root of 136247105 is about 514.5675887738.

Adding to 136247105 its reverse (501742631), we get a palindrome (637989736).

The spelling of 136247105 in words is "one hundred thirty-six million, two hundred forty-seven thousand, one hundred five".