353443 has 2 divisors, whose sum is σ = 353444. Its totient is φ = 353442.

The previous prime is 353429. The next prime is 353453. The reversal of 353443 is 344353.

353443 is nontrivially palindromic in base 13.

It is a strong prime.

It is an emirp because it is prime and its reverse (344353) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 353443 - 2⁵ = 353411 is a prime.

It is not a weakly prime, because it can be changed into another prime (353453) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 176721 + 176722.

It is an arithmetic number, because the mean of its divisors is an integer number (176722).

2³⁵³⁴⁴³ is an apocalyptic number.

353443 is a deficient number, since it is larger than the sum of its proper divisors (1).

353443 is an equidigital number, since it uses as much as digits as its factorization.

353443 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2160, while the sum is 22.

The square root of 353443 is about 594.5107232002. The cubic root of 353443 is about 70.7033179797.

Adding to 353443 its reverse (344353), we get a palindrome (697796).

The spelling of 353443 in words is "three hundred fifty-three thousand, four hundred forty-three".