13404410121 has 16 divisors (see below), whose sum is σ = 18927216000. Its totient is φ = 8409124608.

The previous prime is 13404410093. The next prime is 13404410177. The reversal of 13404410121 is 12101440431.

13404410121 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 13404410121 - 2¹⁰ = 13404409097 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13404410191) 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 in 15 ways as a sum of consecutive naturals, for example, 316635 + ... + 356463.

It is an arithmetic number, because the mean of its divisors is an integer number (1182951000).

Almost surely, 2^13404410121 is an apocalyptic number.

It is an amenable number.

13404410121 is a deficient number, since it is larger than the sum of its proper divisors (5522805879).

13404410121 is a wasteful number, since it uses less digits than its factorization.

13404410121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46448.

The product of its (nonzero) digits is 384, while the sum is 21.

Adding to 13404410121 its reverse (12101440431), we get a palindrome (25505850552).

The spelling of 13404410121 in words is "thirteen billion, four hundred four million, four hundred ten thousand, one hundred twenty-one".