14243144423381 has 2 divisors, whose sum is σ = 14243144423382. Its totient is φ = 14243144423380.

The previous prime is 14243144423279. The next prime is 14243144423407. The reversal of 14243144423381 is 18332444134241.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 13243012419025 + 1000132004356 = 3639095^2 + 1000066^2 .

It is an emirp because it is prime and its reverse (18332444134241) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-14243144423381 is a prime.

It is a super-2 number, since 2×14243144423381² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14243144423581) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7121572211690 + 7121572211691.

It is an arithmetic number, because the mean of its divisors is an integer number (7121572211691).

Almost surely, 2^{14243144423381} is an apocalyptic number.

It is an amenable number.

14243144423381 is a deficient number, since it is larger than the sum of its proper divisors (1).

14243144423381 is an equidigital number, since it uses as much as digits as its factorization.

14243144423381 is an evil number, because the sum of its binary digits is even.

The product of its digits is 884736, while the sum is 44.

The spelling of 14243144423381 in words is "fourteen trillion, two hundred forty-three billion, one hundred forty-four million, four hundred twenty-three thousand, three hundred eighty-one".