241005397 has 2 divisors, whose sum is σ = 241005398. Its totient is φ = 241005396.

The previous prime is 241005389. The next prime is 241005451. The reversal of 241005397 is 793500142.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 142420356 + 98585041 = 11934^2 + 9929^2 .

It is a cyclic number.

It is not a de Polignac number, because 241005397 - 2³ = 241005389 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (241005307) 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, 120502698 + 120502699.

It is an arithmetic number, because the mean of its divisors is an integer number (120502699).

Almost surely, 2^241005397 is an apocalyptic number.

It is an amenable number.

241005397 is a deficient number, since it is larger than the sum of its proper divisors (1).

241005397 is an equidigital number, since it uses as much as digits as its factorization.

241005397 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7560, while the sum is 31.

The square root of 241005397 is about 15524.3485209525. The cubic root of 241005397 is about 622.3130706505.

The spelling of 241005397 in words is "two hundred forty-one million, five thousand, three hundred ninety-seven".