243241024297 has 2 divisors, whose sum is σ = 243241024298. Its totient is φ = 243241024296.

The previous prime is 243241024267. The next prime is 243241024303. The reversal of 243241024297 is 792420142342.

243241024297 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 130520348176 + 112720676121 = 361276^2 + 335739^2 .

It is a cyclic number.

It is not a de Polignac number, because 243241024297 - 2¹⁵ = 243240991529 is a prime.

It is not a weakly prime, because it can be changed into another prime (243241024237) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121620512148 + 121620512149.

It is an arithmetic number, because the mean of its divisors is an integer number (121620512149).

Almost surely, 2^243241024297 is an apocalyptic number.

It is an amenable number.

243241024297 is a deficient number, since it is larger than the sum of its proper divisors (1).

243241024297 is an equidigital number, since it uses as much as digits as its factorization.

243241024297 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 193536, while the sum is 40.

The spelling of 243241024297 in words is "two hundred forty-three billion, two hundred forty-one million, twenty-four thousand, two hundred ninety-seven".