321234343 has 2 divisors, whose sum is σ = 321234344. Its totient is φ = 321234342.

The previous prime is 321234337. The next prime is 321234371. The reversal of 321234343 is 343432123.

321234343 is an esthetic number in base 10, because in such base its adjacent digits differ by 1.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 321234343 - 2¹³ = 321226151 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (321234313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160617171 + 160617172.

It is an arithmetic number, because the mean of its divisors is an integer number (160617172).

Almost surely, 2^321234343 is an apocalyptic number.

321234343 is a deficient number, since it is larger than the sum of its proper divisors (1).

321234343 is an equidigital number, since it uses as much as digits as its factorization.

321234343 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5184, while the sum is 25.

The square root of 321234343 is about 17923.0115494021. The cubic root of 321234343 is about 684.8687073214.

Adding to 321234343 its reverse (343432123), we get a palindrome (664666466).

The spelling of 321234343 in words is "three hundred twenty-one million, two hundred thirty-four thousand, three hundred forty-three".