13123334405043 has 16 divisors (see below), whose sum is σ = 20287280240640. Its totient is φ = 8368503098472.

The previous prime is 13123334405017. The next prime is 13123334405047. The reversal of 13123334405043 is 34050443332131.

13123334405043 is a `hidden beast` number, since 1 + 3 + 123 + 3 + 3 + 440 + 50 + 43 = 666.

It is not a de Polignac number, because 13123334405043 - 2¹⁷ = 13123334273971 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13123334404989 and 13123334405007.

It is not an unprimeable number, because it can be changed into a prime (13123334405047) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10566291171 + ... + 10566292412.

It is an arithmetic number, because the mean of its divisors is an integer number (1267955015040).

Almost surely, 2^{13123334405043} is an apocalyptic number.

13123334405043 is a deficient number, since it is larger than the sum of its proper divisors (7163945835597).

13123334405043 is a wasteful number, since it uses less digits than its factorization.

13123334405043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21132583615 (or 21132583609 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 36.

Adding to 13123334405043 its reverse (34050443332131), we get a palindrome (47173777737174).

The spelling of 13123334405043 in words is "thirteen trillion, one hundred twenty-three billion, three hundred thirty-four million, four hundred five thousand, forty-three".