10643230534481 has 2 divisors, whose sum is σ = 10643230534482. Its totient is φ = 10643230534480.

The previous prime is 10643230534291. The next prime is 10643230534499. The reversal of 10643230534481 is 18443503234601.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9359677490881 + 1283553043600 = 3059359^2 + 1132940^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10643230534481 is a prime.

It is a super-3 number, since 3×10643230534481³ (a number of 40 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not a weakly prime, because it can be changed into another prime (10643230539481) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5321615267240 + 5321615267241.

It is an arithmetic number, because the mean of its divisors is an integer number (5321615267241).

Almost surely, 2^{10643230534481} is an apocalyptic number.

It is an amenable number.

10643230534481 is a deficient number, since it is larger than the sum of its proper divisors (1).

10643230534481 is an equidigital number, since it uses as much as digits as its factorization.

10643230534481 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 829440, while the sum is 44.

The spelling of 10643230534481 in words is "ten trillion, six hundred forty-three billion, two hundred thirty million, five hundred thirty-four thousand, four hundred eighty-one".