242235403 has 2 divisors, whose sum is σ = 242235404. Its totient is φ = 242235402.

The previous prime is 242235391. The next prime is 242235419. The reversal of 242235403 is 304532242.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-242235403 is a prime.

It is not a weakly prime, because it can be changed into another prime (242235473) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121117701 + 121117702.

It is an arithmetic number, because the mean of its divisors is an integer number (121117702).

Almost surely, 2^242235403 is an apocalyptic number.

242235403 is a deficient number, since it is larger than the sum of its proper divisors (1).

242235403 is an equidigital number, since it uses as much as digits as its factorization.

242235403 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5760, while the sum is 25.

The square root of 242235403 is about 15563.9134860099. The cubic root of 242235403 is about 623.3699630229.

Adding to 242235403 its reverse (304532242), we get a palindrome (546767645).

The spelling of 242235403 in words is "two hundred forty-two million, two hundred thirty-five thousand, four hundred three".