502330243 has 2 divisors, whose sum is σ = 502330244. Its totient is φ = 502330242.

The previous prime is 502330201. The next prime is 502330249. The reversal of 502330243 is 342033205.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 502330243 - 2⁹ = 502329731 is a prime.

It is not a weakly prime, because it can be changed into another prime (502330249) 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, 251165121 + 251165122.

It is an arithmetic number, because the mean of its divisors is an integer number (251165122).

Almost surely, 2^502330243 is an apocalyptic number.

502330243 is a deficient number, since it is larger than the sum of its proper divisors (1).

502330243 is an equidigital number, since it uses as much as digits as its factorization.

502330243 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2160, while the sum is 22.

The square root of 502330243 is about 22412.7250239680. The cubic root of 502330243 is about 794.9316255160.

Adding to 502330243 its reverse (342033205), we get a palindrome (844363448).

The spelling of 502330243 in words is "five hundred two million, three hundred thirty thousand, two hundred forty-three".