2043124403 has 4 divisors (see below), whose sum is σ = 2090638968. Its totient is φ = 1995609840.

The previous prime is 2043124399. The next prime is 2043124427. The reversal of 2043124403 is 3044213402.

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 2043124403 - 2² = 2043124399 is a prime.

It is a super-2 number, since 2×2043124403² = 8348714652268212818, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2043124493) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23757218 + ... + 23757303.

It is an arithmetic number, because the mean of its divisors is an integer number (522659742).

Almost surely, 2^2043124403 is an apocalyptic number.

2043124403 is a deficient number, since it is larger than the sum of its proper divisors (47514565).

2043124403 is an equidigital number, since it uses as much as digits as its factorization.

2043124403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47514564.

The product of its (nonzero) digits is 2304, while the sum is 23.

The square root of 2043124403 is about 45200.9336518617. The cubic root of 2043124403 is about 1268.9122897936.

Adding to 2043124403 its reverse (3044213402), we get a palindrome (5087337805).

The spelling of 2043124403 in words is "two billion, forty-three million, one hundred twenty-four thousand, four hundred three".