13133043343 has 4 divisors (see below), whose sum is σ = 15009192400. Its totient is φ = 11256894288.

The previous prime is 13133043307. The next prime is 13133043353. The reversal of 13133043343 is 34334033131.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 34334033131 = 130171 ⋅263761.

It is a cyclic number.

It is not a de Polignac number, because 13133043343 - 2²⁹ = 12596172431 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13133043353) 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, 938074518 + ... + 938074531.

It is an arithmetic number, because the mean of its divisors is an integer number (3752298100).

Almost surely, 2^13133043343 is an apocalyptic number.

13133043343 is a deficient number, since it is larger than the sum of its proper divisors (1876149057).

13133043343 is an equidigital number, since it uses as much as digits as its factorization.

13133043343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1876149056.

The product of its (nonzero) digits is 11664, while the sum is 28.

Adding to 13133043343 its reverse (34334033131), we get a palindrome (47467076474).

The spelling of 13133043343 in words is "thirteen billion, one hundred thirty-three million, forty-three thousand, three hundred forty-three".