5240434513 has 2 divisors, whose sum is σ = 5240434514. Its totient is φ = 5240434512.

The previous prime is 5240434499. The next prime is 5240434523. The reversal of 5240434513 is 3154340425.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2852841744 + 2387592769 = 53412^2 + 48863^2 .

It is a cyclic number.

It is not a de Polignac number, because 5240434513 - 2⁵ = 5240434481 is a prime.

It is not a weakly prime, because it can be changed into another prime (5240434523) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2620217256 + 2620217257.

It is an arithmetic number, because the mean of its divisors is an integer number (2620217257).

Almost surely, 2^5240434513 is an apocalyptic number.

It is an amenable number.

5240434513 is a deficient number, since it is larger than the sum of its proper divisors (1).

5240434513 is an equidigital number, since it uses as much as digits as its factorization.

5240434513 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 28800, while the sum is 31.

The square root of 5240434513 is about 72390.8455054919. The cubic root of 5240434513 is about 1736.9571287325.

Adding to 5240434513 its reverse (3154340425), we get a palindrome (8394774938).

The spelling of 5240434513 in words is "five billion, two hundred forty million, four hundred thirty-four thousand, five hundred thirteen".