343022129 has 2 divisors, whose sum is σ = 343022130. Its totient is φ = 343022128.

The previous prime is 343022123. The next prime is 343022131. The reversal of 343022129 is 921220343.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 331786225 + 11235904 = 18215^2 + 3352^2 .

It is a cyclic number.

It is not a de Polignac number, because 343022129 - 2⁸ = 343021873 is a prime.

Together with 343022131, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 343022098 and 343022107.

It is not a weakly prime, because it can be changed into another prime (343022123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171511064 + 171511065.

It is an arithmetic number, because the mean of its divisors is an integer number (171511065).

Almost surely, 2^343022129 is an apocalyptic number.

It is an amenable number.

343022129 is a deficient number, since it is larger than the sum of its proper divisors (1).

343022129 is an equidigital number, since it uses as much as digits as its factorization.

343022129 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2592, while the sum is 26.

The square root of 343022129 is about 18520.8565946611. The cubic root of 343022129 is about 700.0150534178.

The spelling of 343022129 in words is "three hundred forty-three million, twenty-two thousand, one hundred twenty-nine".