14030243105981 has 2 divisors, whose sum is σ = 14030243105982. Its totient is φ = 14030243105980.

The previous prime is 14030243105947. The next prime is 14030243106037. The reversal of 14030243105981 is 18950134203041.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11778040567225 + 2252202538756 = 3431915^2 + 1500734^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-14030243105981 is a prime.

It is a super-2 number, since 2×14030243105981² (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 (14030243107981) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7015121552990 + 7015121552991.

It is an arithmetic number, because the mean of its divisors is an integer number (7015121552991).

Almost surely, 2^{14030243105981} is an apocalyptic number.

It is an amenable number.

14030243105981 is a deficient number, since it is larger than the sum of its proper divisors (1).

14030243105981 is an equidigital number, since it uses as much as digits as its factorization.

14030243105981 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 103680, while the sum is 41.

The spelling of 14030243105981 in words is "fourteen trillion, thirty billion, two hundred forty-three million, one hundred five thousand, nine hundred eighty-one".