2043321524 has 12 divisors (see below), whose sum is σ = 3588723684. Its totient is φ = 1017971904.

The previous prime is 2043321523. The next prime is 2043321529. The reversal of 2043321524 is 4251233402.

It can be written as a sum of positive squares in 2 ways, for example, as 1373443600 + 669877924 = 37060^2 + 25882^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2043321493 and 2043321502.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2043321523) 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, 920969 + ... + 923184.

It is an arithmetic number, because the mean of its divisors is an integer number (299060307).

Almost surely, 2^2043321524 is an apocalyptic number.

It is an amenable number.

2043321524 is a deficient number, since it is larger than the sum of its proper divisors (1545402160).

2043321524 is a wasteful number, since it uses less digits than its factorization.

2043321524 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1844434 (or 1844432 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 26.

The square root of 2043321524 is about 45203.1140962655. The cubic root of 2043321524 is about 1268.9530967746.

Adding to 2043321524 its reverse (4251233402), we get a palindrome (6294554926).

The spelling of 2043321524 in words is "two billion, forty-three million, three hundred twenty-one thousand, five hundred twenty-four".