136303733473 has 4 divisors (see below), whose sum is σ = 137009970628. Its totient is φ = 135597496320.

The previous prime is 136303733443. The next prime is 136303733479. The reversal of 136303733473 is 374337303631.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 374337303631 = 19 ⋅19701963349.

It can be written as a sum of positive squares in 2 ways, for example, as 9818233569 + 126485499904 = 99087^2 + 355648^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-136303733473 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (136303733479) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 353118288 + ... + 353118673.

It is an arithmetic number, because the mean of its divisors is an integer number (34252492657).

Almost surely, 2^136303733473 is an apocalyptic number.

It is an amenable number.

136303733473 is a deficient number, since it is larger than the sum of its proper divisors (706237155).

136303733473 is an equidigital number, since it uses as much as digits as its factorization.

136303733473 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 706237154.

The product of its (nonzero) digits is 857304, while the sum is 43.

The spelling of 136303733473 in words is "one hundred thirty-six billion, three hundred three million, seven hundred thirty-three thousand, four hundred seventy-three".