242144303 has 4 divisors (see below), whose sum is σ = 254888760. Its totient is φ = 229399848.

The previous prime is 242144291. The next prime is 242144359. The reversal of 242144303 is 303441242.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 242144303 - 2⁶ = 242144239 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (242144003) 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 in 3 ways as a sum of consecutive naturals, for example, 6372200 + ... + 6372237.

It is an arithmetic number, because the mean of its divisors is an integer number (63722190).

Almost surely, 2^242144303 is an apocalyptic number.

242144303 is a deficient number, since it is larger than the sum of its proper divisors (12744457).

242144303 is a wasteful number, since it uses less digits than its factorization.

242144303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12744456.

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

The square root of 242144303 is about 15560.9865689808. The cubic root of 242144303 is about 623.2918074719.

Adding to 242144303 its reverse (303441242), we get a palindrome (545585545).

The spelling of 242144303 in words is "two hundred forty-two million, one hundred forty-four thousand, three hundred three".