241203409 has 2 divisors, whose sum is σ = 241203410. Its totient is φ = 241203408.

The previous prime is 241203379. The next prime is 241203419. The reversal of 241203409 is 904302142.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 144672784 + 96530625 = 12028^2 + 9825^2 .

It is a cyclic number.

It is not a de Polignac number, because 241203409 - 2¹¹ = 241201361 is a prime.

It is not a weakly prime, because it can be changed into another prime (241203419) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 120601704 + 120601705.

It is an arithmetic number, because the mean of its divisors is an integer number (120601705).

Almost surely, 2^241203409 is an apocalyptic number.

It is an amenable number.

241203409 is a deficient number, since it is larger than the sum of its proper divisors (1).

241203409 is an equidigital number, since it uses as much as digits as its factorization.

241203409 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 241203409 is about 15530.7246772325. The cubic root of 241203409 is about 622.4834564938.

The spelling of 241203409 in words is "two hundred forty-one million, two hundred three thousand, four hundred nine".