343011343 has 2 divisors, whose sum is σ = 343011344. Its totient is φ = 343011342.

The previous prime is 343011307. The next prime is 343011359. The reversal of 343011343 is 343110343.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 343011343 - 2¹³ = 343003151 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (343011143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171505671 + 171505672.

It is an arithmetic number, because the mean of its divisors is an integer number (171505672).

Almost surely, 2^343011343 is an apocalyptic number.

343011343 is a deficient number, since it is larger than the sum of its proper divisors (1).

343011343 is an equidigital number, since it uses as much as digits as its factorization.

343011343 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1296, while the sum is 22.

The square root of 343011343 is about 18520.5654071359. The cubic root of 343011343 is about 700.0077162415.

Adding to 343011343 its reverse (343110343), we get a palindrome (686121686).

The spelling of 343011343 in words is "three hundred forty-three million, eleven thousand, three hundred forty-three".