243776114353 has 2 divisors, whose sum is σ = 243776114354. Its totient is φ = 243776114352.

The previous prime is 243776114297. The next prime is 243776114359. The reversal of 243776114353 is 353411677342.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 183982660624 + 59793453729 = 428932^2 + 244527^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-243776114353 is a prime.

It is not a weakly prime, because it can be changed into another prime (243776114359) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121888057176 + 121888057177.

It is an arithmetic number, because the mean of its divisors is an integer number (121888057177).

Almost surely, 2^243776114353 is an apocalyptic number.

It is an amenable number.

243776114353 is a deficient number, since it is larger than the sum of its proper divisors (1).

243776114353 is an equidigital number, since it uses as much as digits as its factorization.

243776114353 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1270080, while the sum is 46.

The spelling of 243776114353 in words is "two hundred forty-three billion, seven hundred seventy-six million, one hundred fourteen thousand, three hundred fifty-three".