13621874143 has 2 divisors, whose sum is σ = 13621874144. Its totient is φ = 13621874142.

The previous prime is 13621874111. The next prime is 13621874159. The reversal of 13621874143 is 34147812631.

It is a strong prime.

It is an emirp because it is prime and its reverse (34147812631) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 13621874143 - 2⁵ = 13621874111 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13621874096 and 13621874105.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13621874443) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6810937071 + 6810937072.

It is an arithmetic number, because the mean of its divisors is an integer number (6810937072).

Almost surely, 2^13621874143 is an apocalyptic number.

13621874143 is a deficient number, since it is larger than the sum of its proper divisors (1).

13621874143 is an equidigital number, since it uses as much as digits as its factorization.

13621874143 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 96768, while the sum is 40.

The spelling of 13621874143 in words is "thirteen billion, six hundred twenty-one million, eight hundred seventy-four thousand, one hundred forty-three".