242402603 has 2 divisors, whose sum is σ = 242402604. Its totient is φ = 242402602.

The previous prime is 242402599. The next prime is 242402617. The reversal of 242402603 is 306204242.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 242402603 - 2² = 242402599 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (242402623) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121201301 + 121201302.

It is an arithmetic number, because the mean of its divisors is an integer number (121201302).

Almost surely, 2^242402603 is an apocalyptic number.

242402603 is a deficient number, since it is larger than the sum of its proper divisors (1).

242402603 is an equidigital number, since it uses as much as digits as its factorization.

242402603 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2304, while the sum is 23.

The square root of 242402603 is about 15569.2839591293. The cubic root of 242402603 is about 623.5133545134.

Adding to 242402603 its reverse (306204242), we get a palindrome (548606845).

The spelling of 242402603 in words is "two hundred forty-two million, four hundred two thousand, six hundred three".