242968123 has 2 divisors, whose sum is σ = 242968124. Its totient is φ = 242968122.

The previous prime is 242968081. The next prime is 242968127. The reversal of 242968123 is 321869242.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 242968123 - 2¹³ = 242959931 is a prime.

It is not a weakly prime, because it can be changed into another prime (242968127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121484061 + 121484062.

It is an arithmetic number, because the mean of its divisors is an integer number (121484062).

Almost surely, 2^242968123 is an apocalyptic number.

242968123 is a deficient number, since it is larger than the sum of its proper divisors (1).

242968123 is an equidigital number, since it uses as much as digits as its factorization.

242968123 is an evil number, because the sum of its binary digits is even.

The product of its digits is 41472, while the sum is 37.

The square root of 242968123 is about 15587.4347793343. The cubic root of 242968123 is about 623.9978589602.

The spelling of 242968123 in words is "two hundred forty-two million, nine hundred sixty-eight thousand, one hundred twenty-three".