241581073 has 2 divisors, whose sum is σ = 241581074. Its totient is φ = 241581072.

The previous prime is 241581023. The next prime is 241581077. The reversal of 241581073 is 370185142.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 212926464 + 28654609 = 14592^2 + 5353^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-241581073 is a prime.

It is a super-2 number, since 2×241581073² = 116722829663662658, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (241581077) 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, 120790536 + 120790537.

It is an arithmetic number, because the mean of its divisors is an integer number (120790537).

Almost surely, 2^241581073 is an apocalyptic number.

It is an amenable number.

241581073 is a deficient number, since it is larger than the sum of its proper divisors (1).

241581073 is an equidigital number, since it uses as much as digits as its factorization.

241581073 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6720, while the sum is 31.

The square root of 241581073 is about 15542.8785300536. The cubic root of 241581073 is about 622.8081713650.

The spelling of 241581073 in words is "two hundred forty-one million, five hundred eighty-one thousand, seventy-three".