105243541051343 has 2 divisors, whose sum is σ = 105243541051344. Its totient is φ = 105243541051342.

The previous prime is 105243541051339. The next prime is 105243541051367. The reversal of 105243541051343 is 343150145342501.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 105243541051343 - 2² = 105243541051339 is a prime.

It is a super-2 number, since 2×105243541051343² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 105243541051343.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (105243541051303) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52621770525671 + 52621770525672.

It is an arithmetic number, because the mean of its divisors is an integer number (52621770525672).

Almost surely, 2^{105243541051343} is an apocalyptic number.

105243541051343 is a deficient number, since it is larger than the sum of its proper divisors (1).

105243541051343 is an equidigital number, since it uses as much as digits as its factorization.

105243541051343 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432000, while the sum is 41.

Adding to 105243541051343 its reverse (343150145342501), we get a palindrome (448393686393844).

The spelling of 105243541051343 in words is "one hundred five trillion, two hundred forty-three billion, five hundred forty-one million, fifty-one thousand, three hundred forty-three".