343034123 has 2 divisors, whose sum is σ = 343034124. Its totient is φ = 343034122.

The previous prime is 343034117. The next prime is 343034149. The reversal of 343034123 is 321430343.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 343034123 - 2²⁰ = 341985547 is a prime.

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

It is not a weakly prime, because it can be changed into another prime (343034183) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171517061 + 171517062.

It is an arithmetic number, because the mean of its divisors is an integer number (171517062).

Almost surely, 2^343034123 is an apocalyptic number.

343034123 is a deficient number, since it is larger than the sum of its proper divisors (1).

343034123 is an equidigital number, since it uses as much as digits as its factorization.

343034123 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2592, while the sum is 23.

The square root of 343034123 is about 18521.1803889493. The cubic root of 343034123 is about 700.0232121554.

Adding to 343034123 its reverse (321430343), we get a palindrome (664464466).

The spelling of 343034123 in words is "three hundred forty-three million, thirty-four thousand, one hundred twenty-three".