242312113 has 2 divisors, whose sum is σ = 242312114. Its totient is φ = 242312112.

The previous prime is 242312087. The next prime is 242312129. The reversal of 242312113 is 311213242.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 240653169 + 1658944 = 15513^2 + 1288^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-242312113 is a prime.

It is not a weakly prime, because it can be changed into another prime (242312143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121156056 + 121156057.

It is an arithmetic number, because the mean of its divisors is an integer number (121156057).

Almost surely, 2^242312113 is an apocalyptic number.

It is an amenable number.

242312113 is a deficient number, since it is larger than the sum of its proper divisors (1).

242312113 is an equidigital number, since it uses as much as digits as its factorization.

242312113 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 288, while the sum is 19.

The square root of 242312113 is about 15566.3776454254. The cubic root of 242312113 is about 623.4357580616.

Adding to 242312113 its reverse (311213242), we get a palindrome (553525355).

The spelling of 242312113 in words is "two hundred forty-two million, three hundred twelve thousand, one hundred thirteen".