13130440343 has 2 divisors, whose sum is σ = 13130440344. Its totient is φ = 13130440342.

The previous prime is 13130440319. The next prime is 13130440357. The reversal of 13130440343 is 34304403131.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 13130440343 - 2⁸ = 13130440087 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13130440303) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6565220171 + 6565220172.

It is an arithmetic number, because the mean of its divisors is an integer number (6565220172).

Almost surely, 2^13130440343 is an apocalyptic number.

13130440343 is a deficient number, since it is larger than the sum of its proper divisors (1).

13130440343 is an equidigital number, since it uses as much as digits as its factorization.

13130440343 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5184, while the sum is 26.

Adding to 13130440343 its reverse (34304403131), we get a palindrome (47434843474).

The spelling of 13130440343 in words is "thirteen billion, one hundred thirty million, four hundred forty thousand, three hundred forty-three".