11534432519 has 2 divisors, whose sum is σ = 11534432520. Its totient is φ = 11534432518.

The previous prime is 11534432501. The next prime is 11534432549. The reversal of 11534432519 is 91523443511.

It is a happy number.

11534432519 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 is an emirp because it is prime and its reverse (91523443511) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11534432519 - 2⁸ = 11534432263 is a prime.

It is a super-2 number, since 2×11534432519² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11534432549) 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, 5767216259 + 5767216260.

It is an arithmetic number, because the mean of its divisors is an integer number (5767216260).

Almost surely, 2^11534432519 is an apocalyptic number.

11534432519 is a deficient number, since it is larger than the sum of its proper divisors (1).

11534432519 is an equidigital number, since it uses as much as digits as its factorization.

11534432519 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 64800, while the sum is 38.

The spelling of 11534432519 in words is "eleven billion, five hundred thirty-four million, four hundred thirty-two thousand, five hundred nineteen".