141243442517 has 2 divisors, whose sum is σ = 141243442518. Its totient is φ = 141243442516.

The previous prime is 141243442499. The next prime is 141243442537. The reversal of 141243442517 is 715244342141.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 110909646961 + 30333795556 = 333031^2 + 174166^2 .

It is a cyclic number.

It is not a de Polignac number, because 141243442517 - 2⁶ = 141243442453 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (141243442537) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70621721258 + 70621721259.

It is an arithmetic number, because the mean of its divisors is an integer number (70621721259).

Almost surely, 2^141243442517 is an apocalyptic number.

It is an amenable number.

141243442517 is a deficient number, since it is larger than the sum of its proper divisors (1).

141243442517 is an equidigital number, since it uses as much as digits as its factorization.

141243442517 is an evil number, because the sum of its binary digits is even.

The product of its digits is 107520, while the sum is 38.

Adding to 141243442517 its reverse (715244342141), we get a palindrome (856487784658).

The spelling of 141243442517 in words is "one hundred forty-one billion, two hundred forty-three million, four hundred forty-two thousand, five hundred seventeen".