10001043443357 has 2 divisors, whose sum is σ = 10001043443358. Its totient is φ = 10001043443356.

The previous prime is 10001043443353. The next prime is 10001043443453. The reversal of 10001043443357 is 75334434010001.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6895592394916 + 3105451048441 = 2625946^2 + 1762229^2 .

It is a cyclic number.

It is not a de Polignac number, because 10001043443357 - 2² = 10001043443353 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10001043443353) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5000521721678 + 5000521721679.

It is an arithmetic number, because the mean of its divisors is an integer number (5000521721679).

Almost surely, 2^{10001043443357} is an apocalyptic number.

It is an amenable number.

10001043443357 is a deficient number, since it is larger than the sum of its proper divisors (1).

10001043443357 is an equidigital number, since it uses as much as digits as its factorization.

10001043443357 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 60480, while the sum is 35.

Adding to 10001043443357 its reverse (75334434010001), we get a palindrome (85335477453358).

The spelling of 10001043443357 in words is "ten trillion, one billion, forty-three million, four hundred forty-three thousand, three hundred fifty-seven".