343223141 has 2 divisors, whose sum is σ = 343223142. Its totient is φ = 343223140.

The previous prime is 343223131. The next prime is 343223147. The reversal of 343223141 is 141322343.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 233937025 + 109286116 = 15295^2 + 10454^2 .

It is a cyclic number.

It is not a de Polignac number, because 343223141 - 2⁶ = 343223077 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (343223147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171611570 + 171611571.

It is an arithmetic number, because the mean of its divisors is an integer number (171611571).

Almost surely, 2^343223141 is an apocalyptic number.

It is an amenable number.

343223141 is a deficient number, since it is larger than the sum of its proper divisors (1).

343223141 is an equidigital number, since it uses as much as digits as its factorization.

343223141 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1728, while the sum is 23.

The square root of 343223141 is about 18526.2824387409. The cubic root of 343223141 is about 700.1517636931.

Adding to 343223141 its reverse (141322343), we get a palindrome (484545484).

The spelling of 343223141 in words is "three hundred forty-three million, two hundred twenty-three thousand, one hundred forty-one".