240525152513 has 2 divisors, whose sum is σ = 240525152514. Its totient is φ = 240525152512.

The previous prime is 240525152353. The next prime is 240525152551. The reversal of 240525152513 is 315251525042.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 216567375424 + 23957777089 = 465368^2 + 154783^2 .

It is a cyclic number.

It is not a de Polignac number, because 240525152513 - 2¹⁸ = 240524890369 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (240525152113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 120262576256 + 120262576257.

It is an arithmetic number, because the mean of its divisors is an integer number (120262576257).

Almost surely, 2^240525152513 is an apocalyptic number.

It is an amenable number.

240525152513 is a deficient number, since it is larger than the sum of its proper divisors (1).

240525152513 is an equidigital number, since it uses as much as digits as its factorization.

240525152513 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 60000, while the sum is 35.

Adding to 240525152513 its reverse (315251525042), we get a palindrome (555776677555).

The spelling of 240525152513 in words is "two hundred forty billion, five hundred twenty-five million, one hundred fifty-two thousand, five hundred thirteen".