14121534431105 has 4 divisors (see below), whose sum is σ = 16945841317332. Its totient is φ = 11297227544880.

The previous prime is 14121534431027. The next prime is 14121534431129. The reversal of 14121534431105 is 50113443512141.

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 3772078689856 + 10349455741249 = 1942184^2 + 3217057^2 .

It is not a de Polignac number, because 14121534431105 - 2¹⁶ = 14121534365569 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1412153443106 + ... + 1412153443115.

It is an arithmetic number, because the mean of its divisors is an integer number (4236460329333).

Almost surely, 2^{14121534431105} is an apocalyptic number.

It is an amenable number.

14121534431105 is a deficient number, since it is larger than the sum of its proper divisors (2824306886227).

14121534431105 is an equidigital number, since it uses as much as digits as its factorization.

14121534431105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2824306886226.

The product of its (nonzero) digits is 28800, while the sum is 35.

Adding to 14121534431105 its reverse (50113443512141), we get a palindrome (64234977943246).

The spelling of 14121534431105 in words is "fourteen trillion, one hundred twenty-one billion, five hundred thirty-four million, four hundred thirty-one thousand, one hundred five".