241503421 has 2 divisors, whose sum is σ = 241503422. Its totient is φ = 241503420.

The previous prime is 241503419. The next prime is 241503467. The reversal of 241503421 is 124305142.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 200364025 + 41139396 = 14155^2 + 6414^2 .

It is a cyclic number.

It is not a de Polignac number, because 241503421 - 2¹ = 241503419 is a prime.

Together with 241503419, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 241503392 and 241503401.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (241503721) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 120751710 + 120751711.

It is an arithmetic number, because the mean of its divisors is an integer number (120751711).

Almost surely, 2^241503421 is an apocalyptic number.

It is an amenable number.

241503421 is a deficient number, since it is larger than the sum of its proper divisors (1).

241503421 is an equidigital number, since it uses as much as digits as its factorization.

241503421 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 241503421 is about 15540.3803364010. The cubic root of 241503421 is about 622.7414339585.

Adding to 241503421 its reverse (124305142), we get a palindrome (365808563).

The spelling of 241503421 in words is "two hundred forty-one million, five hundred three thousand, four hundred twenty-one".