241436521 has 2 divisors, whose sum is σ = 241436522. Its totient is φ = 241436520.

The previous prime is 241436491. The next prime is 241436549. The reversal of 241436521 is 125634142.

It is an a-pointer prime, because the next prime (241436549) can be obtained adding 241436521 to its sum of digits (28).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 137804121 + 103632400 = 11739^2 + 10180^2 .

It is a cyclic number.

It is not a de Polignac number, because 241436521 - 2¹⁹ = 240912233 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 241436521.

It is not a weakly prime, because it can be changed into another prime (241430521) 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, 120718260 + 120718261.

It is an arithmetic number, because the mean of its divisors is an integer number (120718261).

Almost surely, 2^241436521 is an apocalyptic number.

It is an amenable number.

241436521 is a deficient number, since it is larger than the sum of its proper divisors (1).

241436521 is an equidigital number, since it uses as much as digits as its factorization.

241436521 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5760, while the sum is 28.

The square root of 241436521 is about 15538.2277303430. The cubic root of 241436521 is about 622.6839258022.

The spelling of 241436521 in words is "two hundred forty-one million, four hundred thirty-six thousand, five hundred twenty-one".