240304042003513 has 2 divisors, whose sum is σ = 240304042003514. Its totient is φ = 240304042003512.

The previous prime is 240304042003489. The next prime is 240304042003559. The reversal of 240304042003513 is 315300240403042.

It is a happy number.

240304042003513 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 194901619154089 + 45402422849424 = 13960717^2 + 6738132^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-240304042003513 is a prime.

It is a super-2 number, since 2×240304042003513² (a number of 30 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (240304042003213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 120152021001756 + 120152021001757.

It is an arithmetic number, because the mean of its divisors is an integer number (120152021001757).

Almost surely, 2^{240304042003513} is an apocalyptic number.

It is an amenable number.

240304042003513 is a deficient number, since it is larger than the sum of its proper divisors (1).

240304042003513 is an equidigital number, since it uses as much as digits as its factorization.

240304042003513 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 34560, while the sum is 31.

Adding to 240304042003513 its reverse (315300240403042), we get a palindrome (555604282406555).

The spelling of 240304042003513 in words is "two hundred forty trillion, three hundred four billion, forty-two million, three thousand, five hundred thirteen".