2043145199 has 4 divisors (see below), whose sum is σ = 2043241200. Its totient is φ = 2043049200.

The previous prime is 2043145171. The next prime is 2043145229. The reversal of 2043145199 is 9915413402.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 2043145199 - 2¹² = 2043141103 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 (2043148199) 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 3 ways as a sum of consecutive naturals, for example, 227 + ... + 63924.

It is an arithmetic number, because the mean of its divisors is an integer number (510810300).

Almost surely, 2^2043145199 is an apocalyptic number.

2043145199 is a deficient number, since it is larger than the sum of its proper divisors (96001).

2043145199 is an equidigital number, since it uses as much as digits as its factorization.

2043145199 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96000.

The product of its (nonzero) digits is 38880, while the sum is 38.

The square root of 2043145199 is about 45201.1636907724. The cubic root of 2043145199 is about 1268.9165949990.

The spelling of 2043145199 in words is "two billion, forty-three million, one hundred forty-five thousand, one hundred ninety-nine".