241565893 has 2 divisors, whose sum is σ = 241565894. Its totient is φ = 241565892.

The previous prime is 241565881. The next prime is 241565897. The reversal of 241565893 is 398565142.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 197767969 + 43797924 = 14063^2 + 6618^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-241565893 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (241565897) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 120782946 + 120782947.

It is an arithmetic number, because the mean of its divisors is an integer number (120782947).

Almost surely, 2^241565893 is an apocalyptic number.

It is an amenable number.

241565893 is a deficient number, since it is larger than the sum of its proper divisors (1).

241565893 is an equidigital number, since it uses as much as digits as its factorization.

241565893 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 259200, while the sum is 43.

The square root of 241565893 is about 15542.3901958483. The cubic root of 241565893 is about 622.7951261570.

The spelling of 241565893 in words is "two hundred forty-one million, five hundred sixty-five thousand, eight hundred ninety-three".