343355141 has 2 divisors, whose sum is σ = 343355142. Its totient is φ = 343355140.

The previous prime is 343355119. The next prime is 343355143. The reversal of 343355141 is 141553343.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 339664900 + 3690241 = 18430^2 + 1921^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-343355141 is a prime.

It is a super-2 number, since 2×343355141² = 235785505702259762, which contains 22 as substring.

Together with 343355143, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (343355143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171677570 + 171677571.

It is an arithmetic number, because the mean of its divisors is an integer number (171677571).

Almost surely, 2^343355141 is an apocalyptic number.

It is an amenable number.

343355141 is a deficient number, since it is larger than the sum of its proper divisors (1).

343355141 is an equidigital number, since it uses as much as digits as its factorization.

343355141 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10800, while the sum is 29.

The square root of 343355141 is about 18529.8446026943. The cubic root of 343355141 is about 700.2415091836.

The spelling of 343355141 in words is "three hundred forty-three million, three hundred fifty-five thousand, one hundred forty-one".