343354433 has 2 divisors, whose sum is σ = 343354434. Its totient is φ = 343354432.

The previous prime is 343354409. The next prime is 343354439. The reversal of 343354433 is 334453343.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 295564864 + 47789569 = 17192^2 + 6913^2 .

It is a cyclic number.

It is not a de Polignac number, because 343354433 - 2²⁶ = 276245569 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 343354433.

It is not a weakly prime, because it can be changed into another prime (343354439) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171677216 + 171677217.

It is an arithmetic number, because the mean of its divisors is an integer number (171677217).

Almost surely, 2^343354433 is an apocalyptic number.

It is an amenable number.

343354433 is a deficient number, since it is larger than the sum of its proper divisors (1).

343354433 is an equidigital number, since it uses as much as digits as its factorization.

343354433 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 77760, while the sum is 32.

The square root of 343354433 is about 18529.8254983688. The cubic root of 343354433 is about 700.2410278828.

The spelling of 343354433 in words is "three hundred forty-three million, three hundred fifty-four thousand, four hundred thirty-three".