242063123 has 2 divisors, whose sum is σ = 242063124. Its totient is φ = 242063122.

The previous prime is 242063111. The next prime is 242063141. The reversal of 242063123 is 321360242.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-242063123 is a prime.

It is not a weakly prime, because it can be changed into another prime (242063183) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121031561 + 121031562.

It is an arithmetic number, because the mean of its divisors is an integer number (121031562).

Almost surely, 2^242063123 is an apocalyptic number.

242063123 is a deficient number, since it is larger than the sum of its proper divisors (1).

242063123 is an equidigital number, since it uses as much as digits as its factorization.

242063123 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1728, while the sum is 23.

The square root of 242063123 is about 15558.3779038819. The cubic root of 242063123 is about 623.2221458640. Note that the first 3 decimals are identical.

The spelling of 242063123 in words is "two hundred forty-two million, sixty-three thousand, one hundred twenty-three".