105943836561427 has 2 divisors, whose sum is σ = 105943836561428. Its totient is φ = 105943836561426.

The previous prime is 105943836561403. The next prime is 105943836561631. The reversal of 105943836561427 is 724165638349501.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 105943836561427 - 2¹⁹ = 105943836037139 is a prime.

It is a super-2 number, since 2×105943836561427² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (105943836564427) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52971918280713 + 52971918280714.

It is an arithmetic number, because the mean of its divisors is an integer number (52971918280714).

It is a 1-persistent number, because it is pandigital, but 2⋅105943836561427 = 211887673122854 is not.

Almost surely, 2^{105943836561427} is an apocalyptic number.

105943836561427 is a deficient number, since it is larger than the sum of its proper divisors (1).

105943836561427 is an equidigital number, since it uses as much as digits as its factorization.

105943836561427 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 130636800, while the sum is 64.

The spelling of 105943836561427 in words is "one hundred five trillion, nine hundred forty-three billion, eight hundred thirty-six million, five hundred sixty-one thousand, four hundred twenty-seven".