6340564003 has 4 divisors (see below), whose sum is σ = 6342588360. Its totient is φ = 6338539648.

The previous prime is 6340563953. The next prime is 6340564019. The reversal of 6340564003 is 3004650436.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 6340564003 - 2¹³ = 6340555811 is a prime.

It is a super-2 number, since 2×6340564003² = 80405503752278768018, which contains 22 as substring.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6340564063) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1007473 + ... + 1013746.

It is an arithmetic number, because the mean of its divisors is an integer number (1585647090).

Almost surely, 2^6340564003 is an apocalyptic number.

6340564003 is a deficient number, since it is larger than the sum of its proper divisors (2024357).

6340564003 is a wasteful number, since it uses less digits than its factorization.

6340564003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2024356.

The product of its (nonzero) digits is 25920, while the sum is 31.

The square root of 6340564003 is about 79627.6585301866. The cubic root of 6340564003 is about 1850.8702020545.

The spelling of 6340564003 in words is "six billion, three hundred forty million, five hundred sixty-four thousand, three".