64008003 has 4 divisors (see below), whose sum is σ = 85344008. Its totient is φ = 42672000.

The previous prime is 64008001. The next prime is 64008013. The reversal of 64008003 is 30080046.

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

It is not a de Polignac number, because 64008003 - 2¹ = 64008001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (64008001) 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, 10667998 + ... + 10668003.

It is an arithmetic number, because the mean of its divisors is an integer number (21336002).

Almost surely, 2^64008003 is an apocalyptic number.

64008003 is a deficient number, since it is larger than the sum of its proper divisors (21336005).

64008003 is a wasteful number, since it uses less digits than its factorization.

64008003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21336004.

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 64008003 is about 8000.5001718643. The cubic root of 64008003 is about 400.0166722217.

Adding to 64008003 its reverse (30080046), we get a palindrome (94088049).

The spelling of 64008003 in words is "sixty-four million, eight thousand, three".