241013009 has 4 divisors (see below), whose sum is σ = 241121316. Its totient is φ = 240904704.

The previous prime is 241012957. The next prime is 241013023. The reversal of 241013009 is 900310142.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 900310142 = 2 ⋅450155071.

It can be written as a sum of positive squares in 2 ways, for example, as 117180625 + 123832384 = 10825^2 + 11128^2 .

It is a cyclic number.

It is not a de Polignac number, because 241013009 - 2¹² = 241008913 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (241013089) 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 in 3 ways as a sum of consecutive naturals, for example, 50744 + ... + 55289.

It is an arithmetic number, because the mean of its divisors is an integer number (60280329).

Almost surely, 2^241013009 is an apocalyptic number.

It is an amenable number.

241013009 is a deficient number, since it is larger than the sum of its proper divisors (108307).

241013009 is a wasteful number, since it uses less digits than its factorization.

241013009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108306.

The product of its (nonzero) digits is 216, while the sum is 20.

The square root of 241013009 is about 15524.5936822836. The cubic root of 241013009 is about 622.3196223671.

The spelling of 241013009 in words is "two hundred forty-one million, thirteen thousand, nine".