242043119 has 2 divisors, whose sum is σ = 242043120. Its totient is φ = 242043118.

The previous prime is 242043073. The next prime is 242043121. The reversal of 242043119 is 911340242.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 242043119 - 2¹² = 242039023 is a prime.

It is a super-2 number, since 2×242043119² = 117169742910496322, which contains 22 as substring.

Together with 242043121, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (242043169) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121021559 + 121021560.

It is an arithmetic number, because the mean of its divisors is an integer number (121021560).

Almost surely, 2^242043119 is an apocalyptic number.

242043119 is a deficient number, since it is larger than the sum of its proper divisors (1).

242043119 is an equidigital number, since it uses as much as digits as its factorization.

242043119 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1728, while the sum is 26.

The square root of 242043119 is about 15557.7350215255. The cubic root of 242043119 is about 623.2049777812.

The spelling of 242043119 in words is "two hundred forty-two million, forty-three thousand, one hundred nineteen".