14130454111021 has 4 divisors (see below), whose sum is σ = 14145534639292. Its totient is φ = 14115373582752.

The previous prime is 14130454111009. The next prime is 14130454111073. The reversal of 14130454111021 is 12011145403141.

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 264802868100 + 13865651242921 = 514590^2 + 3723661^2 .

It is a cyclic number.

It is not a de Polignac number, because 14130454111021 - 2¹⁷ = 14130453979949 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14130454111421) 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 3 ways as a sum of consecutive naturals, for example, 7540262730 + ... + 7540264603.

It is an arithmetic number, because the mean of its divisors is an integer number (3536383659823).

Almost surely, 2^{14130454111021} is an apocalyptic number.

It is an amenable number.

14130454111021 is a deficient number, since it is larger than the sum of its proper divisors (15080528271).

14130454111021 is an equidigital number, since it uses as much as digits as its factorization.

14130454111021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15080528270.

The product of its (nonzero) digits is 1920, while the sum is 28.

Adding to 14130454111021 its reverse (12011145403141), we get a palindrome (26141599514162).

The spelling of 14130454111021 in words is "fourteen trillion, one hundred thirty billion, four hundred fifty-four million, one hundred eleven thousand, twenty-one".