354734330243 has 2 divisors, whose sum is σ = 354734330244. Its totient is φ = 354734330242.

The previous prime is 354734330239. The next prime is 354734330329. The reversal of 354734330243 is 342033437453.

It is a weak prime.

It is an emirp because it is prime and its reverse (342033437453) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 354734330243 - 2² = 354734330239 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 354734330243.

It is not a weakly prime, because it can be changed into another prime (354734330443) 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, 177367165121 + 177367165122.

It is an arithmetic number, because the mean of its divisors is an integer number (177367165122).

Almost surely, 2^354734330243 is an apocalyptic number.

354734330243 is a deficient number, since it is larger than the sum of its proper divisors (1).

354734330243 is an equidigital number, since it uses as much as digits as its factorization.

354734330243 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1088640, while the sum is 41.

Adding to 354734330243 its reverse (342033437453), we get a palindrome (696767767696).

The spelling of 354734330243 in words is "three hundred fifty-four billion, seven hundred thirty-four million, three hundred thirty thousand, two hundred forty-three".