10001543132197 has 2 divisors, whose sum is σ = 10001543132198. Its totient is φ = 10001543132196.

The previous prime is 10001543132143. The next prime is 10001543132201. The reversal of 10001543132197 is 79123134510001.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6808999672836 + 3192543459361 = 2609406^2 + 1786769^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10001543132197 is a prime.

It is a super-3 number, since 3×10001543132197³ (a number of 40 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10001543132117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5000771566098 + 5000771566099.

It is an arithmetic number, because the mean of its divisors is an integer number (5000771566099).

Almost surely, 2^{10001543132197} is an apocalyptic number.

It is an amenable number.

10001543132197 is a deficient number, since it is larger than the sum of its proper divisors (1).

10001543132197 is an equidigital number, since it uses as much as digits as its factorization.

10001543132197 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 22680, while the sum is 37.

Adding to 10001543132197 its reverse (79123134510001), we get a palindrome (89124677642198).

The spelling of 10001543132197 in words is "ten trillion, one billion, five hundred forty-three million, one hundred thirty-two thousand, one hundred ninety-seven".