343203134129 has 2 divisors, whose sum is σ = 343203134130. Its totient is φ = 343203134128.

The previous prime is 343203134123. The next prime is 343203134159. The reversal of 343203134129 is 921431302343.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 177895837729 + 165307296400 = 421777^2 + 406580^2 .

It is a cyclic number.

It is not a de Polignac number, because 343203134129 - 2⁸ = 343203133873 is a prime.

It is not a weakly prime, because it can be changed into another prime (343203134123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171601567064 + 171601567065.

It is an arithmetic number, because the mean of its divisors is an integer number (171601567065).

Almost surely, 2^343203134129 is an apocalyptic number.

It is an amenable number.

343203134129 is a deficient number, since it is larger than the sum of its proper divisors (1).

343203134129 is an equidigital number, since it uses as much as digits as its factorization.

343203134129 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 46656, while the sum is 35.

The spelling of 343203134129 in words is "three hundred forty-three billion, two hundred three million, one hundred thirty-four thousand, one hundred twenty-nine".