241365121 has 2 divisors, whose sum is σ = 241365122. Its totient is φ = 241365120.

The previous prime is 241365119. The next prime is 241365161. The reversal of 241365121 is 121563142.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 179962225 + 61402896 = 13415^2 + 7836^2 .

It is a cyclic number.

It is not a de Polignac number, because 241365121 - 2¹ = 241365119 is a prime.

Together with 241365119, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (241365161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 120682560 + 120682561.

It is an arithmetic number, because the mean of its divisors is an integer number (120682561).

Almost surely, 2^241365121 is an apocalyptic number.

It is an amenable number.

241365121 is a deficient number, since it is larger than the sum of its proper divisors (1).

241365121 is an equidigital number, since it uses as much as digits as its factorization.

241365121 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1440, while the sum is 25.

The square root of 241365121 is about 15535.9300011296. The cubic root of 241365121 is about 622.6225376638.

The spelling of 241365121 in words is "two hundred forty-one million, three hundred sixty-five thousand, one hundred twenty-one".