2003006534 has 24 divisors (see below), whose sum is σ = 3111791904. Its totient is φ = 966939600.

The previous prime is 2003006531. The next prime is 2003006561. The reversal of 2003006534 is 4356003002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2003006531) 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, 1069619 + ... + 1071489.

It is an arithmetic number, because the mean of its divisors is an integer number (129657996).

Almost surely, 2^2003006534 is an apocalyptic number.

2003006534 is a deficient number, since it is larger than the sum of its proper divisors (1108785370).

2003006534 is a wasteful number, since it uses less digits than its factorization.

2003006534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2492 (or 2461 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 23.

The square root of 2003006534 is about 44754.9609987541. The cubic root of 2003006534 is about 1260.5520663840.

Adding to 2003006534 its reverse (4356003002), we get a palindrome (6359009536).

The spelling of 2003006534 in words is "two billion, three million, six thousand, five hundred thirty-four".