864000003 has 4 divisors (see below), whose sum is σ = 1152000008. Its totient is φ = 576000000.

The previous prime is 864000001. The next prime is 864000023. The reversal of 864000003 is 300000468.

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

It is not a de Polignac number, because 864000003 - 2¹ = 864000001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (864000001) 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, 143999998 + ... + 144000003.

It is an arithmetic number, because the mean of its divisors is an integer number (288000002).

Almost surely, 2^864000003 is an apocalyptic number.

864000003 is a deficient number, since it is larger than the sum of its proper divisors (288000005).

864000003 is a wasteful number, since it uses less digits than its factorization.

864000003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 288000004.

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

The square root of 864000003 is about 29393.8769644292. The cubic root of 864000003 is about 952.4406322833.

The spelling of 864000003 in words is "eight hundred sixty-four million, three", and thus it is an aban number.