242308753 has 2 divisors, whose sum is σ = 242308754. Its totient is φ = 242308752.

The previous prime is 242308751. The next prime is 242308757. The reversal of 242308753 is 357803242.

242308753 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 219869584 + 22439169 = 14828^2 + 4737^2 .

It is a cyclic number.

It is not a de Polignac number, because 242308753 - 2¹ = 242308751 is a prime.

Together with 242308751, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (242308751) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121154376 + 121154377.

It is an arithmetic number, because the mean of its divisors is an integer number (121154377).

Almost surely, 2^242308753 is an apocalyptic number.

It is an amenable number.

242308753 is a deficient number, since it is larger than the sum of its proper divisors (1).

242308753 is an equidigital number, since it uses as much as digits as its factorization.

242308753 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 40320, while the sum is 34.

The square root of 242308753 is about 15566.2697201353. The cubic root of 242308753 is about 623.4328764422.

The spelling of 242308753 in words is "two hundred forty-two million, three hundred eight thousand, seven hundred fifty-three".