1103354020543 has 8 divisors (see below), whose sum is σ = 1168430831568. Its totient is φ = 1038296502144.

The previous prime is 1103354020529. The next prime is 1103354020553. The reversal of 1103354020543 is 3450204533011.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1103354020543 - 2⁹ = 1103354020031 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1103354020513) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4705321 + ... + 4934242.

It is an arithmetic number, because the mean of its divisors is an integer number (146053853946).

Almost surely, 2^{1103354020543} is an apocalyptic number.

1103354020543 is a deficient number, since it is larger than the sum of its proper divisors (65076811025).

1103354020543 is an equidigital number, since it uses as much as digits as its factorization.

1103354020543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9646313.

The product of its (nonzero) digits is 21600, while the sum is 31.

Adding to 1103354020543 its reverse (3450204533011), we get a palindrome (4553558553554).

The spelling of 1103354020543 in words is "one trillion, one hundred three billion, three hundred fifty-four million, twenty thousand, five hundred forty-three".