353943223 has 2 divisors, whose sum is σ = 353943224. Its totient is φ = 353943222.

The previous prime is 353943197. The next prime is 353943257. The reversal of 353943223 is 322349353.

It is an a-pointer prime, because the next prime (353943257) can be obtained adding 353943223 to its sum of digits (34).

It is a weak prime.

It is an emirp because it is prime and its reverse (322349353) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-353943223 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (353943823) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 176971611 + 176971612.

It is an arithmetic number, because the mean of its divisors is an integer number (176971612).

Almost surely, 2^353943223 is an apocalyptic number.

353943223 is a deficient number, since it is larger than the sum of its proper divisors (1).

353943223 is an equidigital number, since it uses as much as digits as its factorization.

353943223 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 58320, while the sum is 34.

The square root of 353943223 is about 18813.3788299710. The cubic root of 353943223 is about 707.3665739975.

The spelling of 353943223 in words is "three hundred fifty-three million, nine hundred forty-three thousand, two hundred twenty-three".