343565423 has 2 divisors, whose sum is σ = 343565424. Its totient is φ = 343565422.

The previous prime is 343565413. The next prime is 343565473. The reversal of 343565423 is 324565343.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 343565423 - 2²⁴ = 326788207 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (343565413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171782711 + 171782712.

It is an arithmetic number, because the mean of its divisors is an integer number (171782712).

Almost surely, 2^343565423 is an apocalyptic number.

343565423 is a deficient number, since it is larger than the sum of its proper divisors (1).

343565423 is an equidigital number, since it uses as much as digits as its factorization.

343565423 is an evil number, because the sum of its binary digits is even.

The product of its digits is 129600, while the sum is 35.

The square root of 343565423 is about 18535.5178778474. The cubic root of 343565423 is about 700.3844303341.

The spelling of 343565423 in words is "three hundred forty-three million, five hundred sixty-five thousand, four hundred twenty-three".