2043424045 has 16 divisors (see below), whose sum is σ = 2641674672. Its totient is φ = 1508451840.

The previous prime is 2043424043. The next prime is 2043424073. The reversal of 2043424045 is 5404243402.

It can be written as a sum of positive squares in 8 ways, for example, as 93141801 + 1950282244 = 9651^2 + 44162^2 .

It is not a de Polignac number, because 2043424045 - 2¹ = 2043424043 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2043424043) 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 15 ways as a sum of consecutive naturals, for example, 359425 + ... + 365065.

It is an arithmetic number, because the mean of its divisors is an integer number (165104667).

Almost surely, 2^2043424045 is an apocalyptic number.

It is an amenable number.

2043424045 is a deficient number, since it is larger than the sum of its proper divisors (598250627).

2043424045 is a wasteful number, since it uses less digits than its factorization.

2043424045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11232.

The product of its (nonzero) digits is 15360, while the sum is 28.

The square root of 2043424045 is about 45204.2480857718. The cubic root of 2043424045 is about 1268.9743191101.

Adding to 2043424045 its reverse (5404243402), we get a palindrome (7447667447).

It can be divided in two parts, 20 and 43424045, that multiplied together give a square (868480900 = 29470²).

The spelling of 2043424045 in words is "two billion, forty-three million, four hundred twenty-four thousand, forty-five".