13123143043 has 2 divisors, whose sum is σ = 13123143044. Its totient is φ = 13123143042.

The previous prime is 13123143037. The next prime is 13123143067. The reversal of 13123143043 is 34034132131.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 13123143043 - 2⁹ = 13123142531 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13123142999 and 13123143017.

It is not a weakly prime, because it can be changed into another prime (13123143083) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6561571521 + 6561571522.

It is an arithmetic number, because the mean of its divisors is an integer number (6561571522).

Almost surely, 2^13123143043 is an apocalyptic number.

13123143043 is a deficient number, since it is larger than the sum of its proper divisors (1).

13123143043 is an equidigital number, since it uses as much as digits as its factorization.

13123143043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2592, while the sum is 25.

Adding to 13123143043 its reverse (34034132131), we get a palindrome (47157275174).

The spelling of 13123143043 in words is "thirteen billion, one hundred twenty-three million, one hundred forty-three thousand, forty-three".