105554444293 has 2 divisors, whose sum is σ = 105554444294. Its totient is φ = 105554444292.

The previous prime is 105554444291. The next prime is 105554444297. The reversal of 105554444293 is 392444455501.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 91471163364 + 14083280929 = 302442^2 + 118673^2 .

It is a cyclic number.

It is not a de Polignac number, because 105554444293 - 2¹ = 105554444291 is a prime.

It is a super-2 number, since 2×105554444293² (a number of 23 digits) contains 22 as substring.

Together with 105554444291, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (105554444291) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52777222146 + 52777222147.

It is an arithmetic number, because the mean of its divisors is an integer number (52777222147).

Almost surely, 2^105554444293 is an apocalyptic number.

It is an amenable number.

105554444293 is a deficient number, since it is larger than the sum of its proper divisors (1).

105554444293 is an equidigital number, since it uses as much as digits as its factorization.

105554444293 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1728000, while the sum is 46.

Adding to 105554444293 its reverse (392444455501), we get a palindrome (497998899794).

The spelling of 105554444293 in words is "one hundred five billion, five hundred fifty-four million, four hundred forty-four thousand, two hundred ninety-three".