141664530517 has 2 divisors, whose sum is σ = 141664530518. Its totient is φ = 141664530516.

The previous prime is 141664530451. The next prime is 141664530521. The reversal of 141664530517 is 715035466141.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 83621602276 + 58042928241 = 289174^2 + 240921^2 .

It is a cyclic number.

It is not a de Polignac number, because 141664530517 - 2⁷ = 141664530389 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (141664530017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70832265258 + 70832265259.

It is an arithmetic number, because the mean of its divisors is an integer number (70832265259).

Almost surely, 2^141664530517 is an apocalyptic number.

It is an amenable number.

141664530517 is a deficient number, since it is larger than the sum of its proper divisors (1).

141664530517 is an equidigital number, since it uses as much as digits as its factorization.

141664530517 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 302400, while the sum is 43.

Adding to 141664530517 its reverse (715035466141), we get a palindrome (856699996658).

The spelling of 141664530517 in words is "one hundred forty-one billion, six hundred sixty-four million, five hundred thirty thousand, five hundred seventeen".