6340404003 has 16 divisors (see below), whose sum is σ = 8515161600. Its totient is φ = 4196322144.

The previous prime is 6340403999. The next prime is 6340404029. The reversal of 6340404003 is 3004040436.

It is not a de Polignac number, because 6340404003 - 2² = 6340403999 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6340404703) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1492200 + ... + 1496442.

It is an arithmetic number, because the mean of its divisors is an integer number (532197600).

Almost surely, 2^6340404003 is an apocalyptic number.

6340404003 is a deficient number, since it is larger than the sum of its proper divisors (2174757597).

6340404003 is a wasteful number, since it uses less digits than its factorization.

6340404003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7738.

The product of its (nonzero) digits is 3456, while the sum is 24.

The square root of 6340404003 is about 79626.6538478166. The cubic root of 6340404003 is about 1850.8546334225.

Adding to 6340404003 its reverse (3004040436), we get a palindrome (9344444439).

The spelling of 6340404003 in words is "six billion, three hundred forty million, four hundred four thousand, three".