343342123 has 2 divisors, whose sum is σ = 343342124. Its totient is φ = 343342122.

The previous prime is 343342117. The next prime is 343342133. The reversal of 343342123 is 321243343.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-343342123 is a prime.

It is a super-2 number, since 2×343342123² = 235767626852294258, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (343342133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171671061 + 171671062.

It is an arithmetic number, because the mean of its divisors is an integer number (171671062).

Almost surely, 2^343342123 is an apocalyptic number.

343342123 is a deficient number, since it is larger than the sum of its proper divisors (1).

343342123 is an equidigital number, since it uses as much as digits as its factorization.

343342123 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 343342123 is about 18529.4933282052. The cubic root of 343342123 is about 700.2326593970.

Adding to 343342123 its reverse (321243343), we get a palindrome (664585466).

The spelling of 343342123 in words is "three hundred forty-three million, three hundred forty-two thousand, one hundred twenty-three".