346945343 has 2 divisors, whose sum is σ = 346945344. Its totient is φ = 346945342.

The previous prime is 346945307. The next prime is 346945349. The reversal of 346945343 is 343549643.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 346945343 - 2¹² = 346941247 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 346945343.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (346945349) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 173472671 + 173472672.

It is an arithmetic number, because the mean of its divisors is an integer number (173472672).

Almost surely, 2^346945343 is an apocalyptic number.

346945343 is a deficient number, since it is larger than the sum of its proper divisors (1).

346945343 is an equidigital number, since it uses as much as digits as its factorization.

346945343 is an evil number, because the sum of its binary digits is even.

The product of its digits is 466560, while the sum is 41.

The square root of 346945343 is about 18626.4688816748. The cubic root of 346945343 is about 702.6736815535.

The spelling of 346945343 in words is "three hundred forty-six million, nine hundred forty-five thousand, three hundred forty-three".