105140042003543 has 4 divisors (see below), whose sum is σ = 105143953635840. Its totient is φ = 105136130371248.

The previous prime is 105140042003537. The next prime is 105140042003641. The reversal of 105140042003543 is 345300240041501.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 105140042003543 - 2⁴ = 105140042003527 is a prime.

It is a super-2 number, since 2×105140042003543² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (105140042002543) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1955775830 + ... + 1955829587.

It is an arithmetic number, because the mean of its divisors is an integer number (26285988408960).

Almost surely, 2^{105140042003543} is an apocalyptic number.

105140042003543 is a deficient number, since it is larger than the sum of its proper divisors (3911632297).

105140042003543 is an equidigital number, since it uses as much as digits as its factorization.

105140042003543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3911632296.

The product of its (nonzero) digits is 28800, while the sum is 32.

The spelling of 105140042003543 in words is "one hundred five trillion, one hundred forty billion, forty-two million, three thousand, five hundred forty-three".