1173043596543 has 16 divisors (see below), whose sum is σ = 1924994620416. Its totient is φ = 618748270560.

The previous prime is 1173043596541. The next prime is 1173043596581. The reversal of 1173043596543 is 3456953403711.

It is not a de Polignac number, because 1173043596543 - 2¹ = 1173043596541 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1173043596541) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2148431223 + ... + 2148431768.

It is an arithmetic number, because the mean of its divisors is an integer number (120312163776).

Almost surely, 2^{1173043596543} is an apocalyptic number.

1173043596543 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1173043596543 is a deficient number, since it is larger than the sum of its proper divisors (751951023873).

1173043596543 is a wasteful number, since it uses less digits than its factorization.

1173043596543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4296863014.

The product of its (nonzero) digits is 4082400, while the sum is 51.

The spelling of 1173043596543 in words is "one trillion, one hundred seventy-three billion, forty-three million, five hundred ninety-six thousand, five hundred forty-three".