240324013 has 2 divisors, whose sum is σ = 240324014. Its totient is φ = 240324012.

The previous prime is 240324011. The next prime is 240324023. The reversal of 240324013 is 310423042.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 147914244 + 92409769 = 12162^2 + 9613^2 .

It is a cyclic number.

It is not a de Polignac number, because 240324013 - 2¹ = 240324011 is a prime.

Together with 240324011, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (240324011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 120162006 + 120162007.

It is an arithmetic number, because the mean of its divisors is an integer number (120162007).

Almost surely, 2^240324013 is an apocalyptic number.

It is an amenable number.

240324013 is a deficient number, since it is larger than the sum of its proper divisors (1).

240324013 is an equidigital number, since it uses as much as digits as its factorization.

240324013 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 240324013 is about 15502.3873322789. The cubic root of 240324013 is about 621.7260375782.

Adding to 240324013 its reverse (310423042), we get a palindrome (550747055).

The spelling of 240324013 in words is "two hundred forty million, three hundred twenty-four thousand, thirteen".