241333409 has 2 divisors, whose sum is σ = 241333410. Its totient is φ = 241333408.

The previous prime is 241333403. The next prime is 241333427. The reversal of 241333409 is 904333142.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 156325009 + 85008400 = 12503^2 + 9220^2 .

It is a cyclic number.

It is not a de Polignac number, because 241333409 - 2²⁰ = 240284833 is a prime.

It is a super-2 number, since 2×241333409² = 116483628599122562, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (241333403) 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, 120666704 + 120666705.

It is an arithmetic number, because the mean of its divisors is an integer number (120666705).

Almost surely, 2^241333409 is an apocalyptic number.

It is an amenable number.

241333409 is a deficient number, since it is larger than the sum of its proper divisors (1).

241333409 is an equidigital number, since it uses as much as digits as its factorization.

241333409 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7776, while the sum is 29.

The square root of 241333409 is about 15534.9093656835. The cubic root of 241333409 is about 622.5952685060.

The spelling of 241333409 in words is "two hundred forty-one million, three hundred thirty-three thousand, four hundred nine".