13521482519 has 8 divisors (see below), whose sum is σ = 13705407408. Its totient is φ = 13338466560.

The previous prime is 13521482497. The next prime is 13521482521. The reversal of 13521482519 is 91528412531.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 13521482519 - 2²⁰ = 13520433943 is a prime.

It is a super-2 number, since 2×13521482519² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13521487519) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 197252 + ... + 256809.

It is an arithmetic number, because the mean of its divisors is an integer number (1713175926).

Almost surely, 2^13521482519 is an apocalyptic number.

13521482519 is a deficient number, since it is larger than the sum of its proper divisors (183924889).

13521482519 is an equidigital number, since it uses as much as digits as its factorization.

13521482519 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 454465.

The product of its digits is 86400, while the sum is 41.

The spelling of 13521482519 in words is "thirteen billion, five hundred twenty-one million, four hundred eighty-two thousand, five hundred nineteen".