2103543133 has 4 divisors (see below), whose sum is σ = 2107565728. Its totient is φ = 2099520540.

The previous prime is 2103543121. The next prime is 2103543137. The reversal of 2103543133 is 3313453012.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2103543133 - 2¹⁷ = 2103412061 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2103543098 and 2103543107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2103543137) 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 3 ways as a sum of consecutive naturals, for example, 2010513 + ... + 2011558.

It is an arithmetic number, because the mean of its divisors is an integer number (526891432).

Almost surely, 2^2103543133 is an apocalyptic number.

It is an amenable number.

2103543133 is a deficient number, since it is larger than the sum of its proper divisors (4022595).

2103543133 is an equidigital number, since it uses as much as digits as its factorization.

2103543133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4022594.

The product of its (nonzero) digits is 3240, while the sum is 25.

The square root of 2103543133 is about 45864.3994073835. The cubic root of 2103543133 is about 1281.2989606894.

Adding to 2103543133 its reverse (3313453012), we get a palindrome (5416996145).

The spelling of 2103543133 in words is "two billion, one hundred three million, five hundred forty-three thousand, one hundred thirty-three".