13354224521 has 8 divisors (see below), whose sum is σ = 14572101504. Its totient is φ = 12136990320.

The previous prime is 13354224517. The next prime is 13354224601. The reversal of 13354224521 is 12542245331.

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 13354224521 - 2² = 13354224517 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13354220521) 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, 116726 + ... + 200831.

It is an arithmetic number, because the mean of its divisors is an integer number (1821512688).

Almost surely, 2^13354224521 is an apocalyptic number.

13354224521 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

13354224521 is a deficient number, since it is larger than the sum of its proper divisors (1217876983).

13354224521 is a wasteful number, since it uses less digits than its factorization.

13354224521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 321391.

The product of its digits is 28800, while the sum is 32.

Adding to 13354224521 its reverse (12542245331), we get a palindrome (25896469852).

The spelling of 13354224521 in words is "thirteen billion, three hundred fifty-four million, two hundred twenty-four thousand, five hundred twenty-one".