241304347721 has 2 divisors, whose sum is σ = 241304347722. Its totient is φ = 241304347720.

The previous prime is 241304347709. The next prime is 241304347723. The reversal of 241304347721 is 127743403142.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 199683859600 + 41620488121 = 446860^2 + 204011^2 .

It is a cyclic number.

It is not a de Polignac number, because 241304347721 - 2¹⁸ = 241304085577 is a prime.

Together with 241304347723, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (241304347723) 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, 120652173860 + 120652173861.

It is an arithmetic number, because the mean of its divisors is an integer number (120652173861).

Almost surely, 2^241304347721 is an apocalyptic number.

It is an amenable number.

241304347721 is a deficient number, since it is larger than the sum of its proper divisors (1).

241304347721 is an equidigital number, since it uses as much as digits as its factorization.

241304347721 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 112896, while the sum is 38.

The spelling of 241304347721 in words is "two hundred forty-one billion, three hundred four million, three hundred forty-seven thousand, seven hundred twenty-one".