13334121405 has 48 divisors (see below), whose sum is σ = 25247888640. Its totient is φ = 6456240000.

The previous prime is 13334121403. The next prime is 13334121469. The reversal of 13334121405 is 50412143331.

It is a happy number.

13334121405 is a `hidden beast` number, since 133 + 3 + 4 + 121 + 405 = 666.

It is not a de Polignac number, because 13334121405 - 2¹ = 13334121403 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13334121403) 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 47 ways as a sum of consecutive naturals, for example, 353811 + ... + 389679.

It is an arithmetic number, because the mean of its divisors is an integer number (525997680).

Almost surely, 2^13334121405 is an apocalyptic number.

13334121405 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

13334121405 is a deficient number, since it is larger than the sum of its proper divisors (11913767235).

13334121405 is a wasteful number, since it uses less digits than its factorization.

13334121405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36642 (or 36639 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

Adding to 13334121405 its reverse (50412143331), we get a palindrome (63746264736).

The spelling of 13334121405 in words is "thirteen billion, three hundred thirty-four million, one hundred twenty-one thousand, four hundred five".