13441333254121 has 4 divisors (see below), whose sum is σ = 13445137767492. Its totient is φ = 13437528740752.

The previous prime is 13441333254113. The next prime is 13441333254133. The reversal of 13441333254121 is 12145233314431.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 4398201701721 + 9043131552400 = 2097189^2 + 3007180^2 .

It is a cyclic number.

It is not a de Polignac number, because 13441333254121 - 2³ = 13441333254113 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13441333254161) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1902251386 + ... + 1902258451.

It is an arithmetic number, because the mean of its divisors is an integer number (3361284441873).

Almost surely, 2^{13441333254121} is an apocalyptic number.

It is an amenable number.

13441333254121 is a deficient number, since it is larger than the sum of its proper divisors (3804513371).

13441333254121 is an equidigital number, since it uses as much as digits as its factorization.

13441333254121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3804513370.

The product of its digits is 103680, while the sum is 37.

Adding to 13441333254121 its reverse (12145233314431), we get a palindrome (25586566568552).

The spelling of 13441333254121 in words is "thirteen trillion, four hundred forty-one billion, three hundred thirty-three million, two hundred fifty-four thousand, one hundred twenty-one".