343019 has 2 divisors, whose sum is σ = 343020. Its totient is φ = 343018.

The previous prime is 342989. The next prime is 343037. The reversal of 343019 is 910343.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 343019 - 2¹⁶ = 277483 is a prime.

It is a super-2 number, since 2×343019² = 235324068722, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (343219) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171509 + 171510.

It is an arithmetic number, because the mean of its divisors is an integer number (171510).

2³⁴³⁰¹⁹ is an apocalyptic number.

343019 is a deficient number, since it is larger than the sum of its proper divisors (1).

343019 is an equidigital number, since it uses as much as digits as its factorization.

343019 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 324, while the sum is 20.

The square root of 343019 is about 585.6782393089. The cubic root of 343019 is about 70.0012924931.

Adding to 343019 its product of nonzero digits (324), we get a palindrome (343343).

The spelling of 343019 in words is "three hundred forty-three thousand, nineteen".