136305423304043 has 4 divisors (see below), whose sum is σ = 155777626633200. Its totient is φ = 116833219974888.

The previous prime is 136305423303997. The next prime is 136305423304079. The reversal of 136305423304043 is 340403324503631.

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 136305423304043 - 2²⁴ = 136305406526827 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (136305423304943) 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, 9736101664568 + ... + 9736101664581.

It is an arithmetic number, because the mean of its divisors is an integer number (38944406658300).

Almost surely, 2^{136305423304043} is an apocalyptic number.

136305423304043 is a deficient number, since it is larger than the sum of its proper divisors (19472203329157).

136305423304043 is an equidigital number, since it uses as much as digits as its factorization.

136305423304043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19472203329156.

The product of its (nonzero) digits is 933120, while the sum is 41.

Adding to 136305423304043 its reverse (340403324503631), we get a palindrome (476708747807674).

The spelling of 136305423304043 in words is "one hundred thirty-six trillion, three hundred five billion, four hundred twenty-three million, three hundred four thousand, forty-three".