64382003 has 4 divisors (see below), whose sum is σ = 73579440. Its totient is φ = 55184568.

The previous prime is 64381987. The next prime is 64382027. The reversal of 64382003 is 30028346.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 30028346 = 2 ⋅15014173.

It is a cyclic number.

It is not a de Polignac number, because 64382003 - 2⁴ = 64381987 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (64382053) 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, 4598708 + ... + 4598721.

It is an arithmetic number, because the mean of its divisors is an integer number (18394860).

Almost surely, 2^64382003 is an apocalyptic number.

64382003 is a deficient number, since it is larger than the sum of its proper divisors (9197437).

64382003 is an equidigital number, since it uses as much as digits as its factorization.

64382003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9197436.

The product of its (nonzero) digits is 3456, while the sum is 26.

The square root of 64382003 is about 8023.8396668927. The cubic root of 64382003 is about 400.7942614115.

The spelling of 64382003 in words is "sixty-four million, three hundred eighty-two thousand, three".