241215449 has 2 divisors, whose sum is σ = 241215450. Its totient is φ = 241215448.

The previous prime is 241215439. The next prime is 241215463. The reversal of 241215449 is 944512142.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 236175424 + 5040025 = 15368^2 + 2245^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-241215449 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (241215439) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 120607724 + 120607725.

It is an arithmetic number, because the mean of its divisors is an integer number (120607725).

Almost surely, 2^241215449 is an apocalyptic number.

It is an amenable number.

241215449 is a deficient number, since it is larger than the sum of its proper divisors (1).

241215449 is an equidigital number, since it uses as much as digits as its factorization.

241215449 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 11520, while the sum is 32.

The square root of 241215449 is about 15531.1122911400. The cubic root of 241215449 is about 622.4938136942.

The spelling of 241215449 in words is "two hundred forty-one million, two hundred fifteen thousand, four hundred forty-nine".