136603002163 has 4 divisors (see below), whose sum is σ = 136605215808. Its totient is φ = 136600788520.

The previous prime is 136603002157. The next prime is 136603002191. The reversal of 136603002163 is 361200306631.

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

It is a cyclic number.

It is not a de Polignac number, because 136603002163 - 2⁵ = 136603002131 is a prime.

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 Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (136603002143) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1011523 + ... + 1138588.

It is an arithmetic number, because the mean of its divisors is an integer number (34151303952).

Almost surely, 2^136603002163 is an apocalyptic number.

136603002163 is a deficient number, since it is larger than the sum of its proper divisors (2213645).

136603002163 is an equidigital number, since it uses as much as digits as its factorization.

136603002163 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2213644.

The product of its (nonzero) digits is 11664, while the sum is 31.

Adding to 136603002163 its reverse (361200306631), we get a palindrome (497803308794).

The spelling of 136603002163 in words is "one hundred thirty-six billion, six hundred three million, two thousand, one hundred sixty-three".