242354117 has 2 divisors, whose sum is σ = 242354118. Its totient is φ = 242354116.

The previous prime is 242354111. The next prime is 242354129. The reversal of 242354117 is 711453242.

242354117 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., 229401316 + 12952801 = 15146^2 + 3599^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-242354117 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 242354117.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (242354111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121177058 + 121177059.

It is an arithmetic number, because the mean of its divisors is an integer number (121177059).

Almost surely, 2^242354117 is an apocalyptic number.

It is an amenable number.

242354117 is a deficient number, since it is larger than the sum of its proper divisors (1).

242354117 is an equidigital number, since it uses as much as digits as its factorization.

242354117 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6720, while the sum is 29.

The square root of 242354117 is about 15567.7267768933. The cubic root of 242354117 is about 623.4717794863.

The spelling of 242354117 in words is "two hundred forty-two million, three hundred fifty-four thousand, one hundred seventeen".