105505244843 has 2 divisors, whose sum is σ = 105505244844. Its totient is φ = 105505244842.

The previous prime is 105505244771. The next prime is 105505244869. The reversal of 105505244843 is 348442505501.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 105505244843 - 2¹⁸ = 105504982699 is a prime.

It is a super-2 number, since 2×105505244843² (a number of 23 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 105505244843.

It is not a weakly prime, because it can be changed into another prime (105505241843) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52752622421 + 52752622422.

It is an arithmetic number, because the mean of its divisors is an integer number (52752622422).

Almost surely, 2^105505244843 is an apocalyptic number.

105505244843 is a deficient number, since it is larger than the sum of its proper divisors (1).

105505244843 is an equidigital number, since it uses as much as digits as its factorization.

105505244843 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 384000, while the sum is 41.

The spelling of 105505244843 in words is "one hundred five billion, five hundred five million, two hundred forty-four thousand, eight hundred forty-three".