105711105543 has 16 divisors (see below), whose sum is σ = 149362224000. Its totient is φ = 66316816800.

The previous prime is 105711105541. The next prime is 105711105547. The reversal of 105711105543 is 345501117501.

It is not a de Polignac number, because 105711105543 - 2¹ = 105711105541 is a prime.

It is a super-2 number, since 2×105711105543² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (105711105541) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6214933 + ... + 6231918.

It is an arithmetic number, because the mean of its divisors is an integer number (9335139000).

Almost surely, 2^105711105543 is an apocalyptic number.

105711105543 is a deficient number, since it is larger than the sum of its proper divisors (43651118457).

105711105543 is a wasteful number, since it uses less digits than its factorization.

105711105543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12447022.

The product of its (nonzero) digits is 10500, while the sum is 33.

The spelling of 105711105543 in words is "one hundred five billion, seven hundred eleven million, one hundred five thousand, five hundred forty-three".