2003520037 has 12 divisors (see below), whose sum is σ = 2116872576. Its totient is φ = 1895959080.

The previous prime is 2003520019. The next prime is 2003520047. The reversal of 2003520037 is 7300253002.

It is a happy number.

It is not a de Polignac number, because 2003520037 - 2¹⁹ = 2002995749 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 (2003520017) 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 11 ways as a sum of consecutive naturals, for example, 391308 + ... + 396394.

It is an arithmetic number, because the mean of its divisors is an integer number (176406048).

Almost surely, 2^2003520037 is an apocalyptic number.

It is an amenable number.

2003520037 is a deficient number, since it is larger than the sum of its proper divisors (113352539).

2003520037 is a wasteful number, since it uses less digits than its factorization.

2003520037 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6216 (or 6197 counting only the distinct ones).

The product of its (nonzero) digits is 1260, while the sum is 22.

The square root of 2003520037 is about 44760.6974588198. The cubic root of 2003520037 is about 1260.6597781246.

Adding to 2003520037 its reverse (7300253002), we get a palindrome (9303773039).

The spelling of 2003520037 in words is "two billion, three million, five hundred twenty thousand, thirty-seven".