345790343 has 2 divisors, whose sum is σ = 345790344. Its totient is φ = 345790342.

The previous prime is 345790339. The next prime is 345790363. The reversal of 345790343 is 343097543.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 345790343 - 2² = 345790339 is a prime.

It is a super-2 number, since 2×345790343² = 239141922624115298, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 345790297 and 345790306.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (345790363) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172895171 + 172895172.

It is an arithmetic number, because the mean of its divisors is an integer number (172895172).

Almost surely, 2^345790343 is an apocalyptic number.

345790343 is a deficient number, since it is larger than the sum of its proper divisors (1).

345790343 is an equidigital number, since it uses as much as digits as its factorization.

345790343 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 136080, while the sum is 38.

The square root of 345790343 is about 18595.4387686873. The cubic root of 345790343 is about 701.8930683195.

The spelling of 345790343 in words is "three hundred forty-five million, seven hundred ninety thousand, three hundred forty-three".