1000230003 has 24 divisors (see below), whose sum is σ = 1596280608. Its totient is φ = 600306432.

The previous prime is 1000229947. The next prime is 1000230017. The reversal of 1000230003 is 3000320001.

It is a happy number.

It is not a de Polignac number, because 1000230003 - 2¹⁰ = 1000228979 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is not an unprimeable number, because it can be changed into a prime (1000230083) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 138600 + ... + 145637.

It is an arithmetic number, because the mean of its divisors is an integer number (66511692).

Almost surely, 2^1000230003 is an apocalyptic number.

1000230003 is a deficient number, since it is larger than the sum of its proper divisors (596050605).

1000230003 is a wasteful number, since it uses less digits than its factorization.

1000230003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 284283 (or 284280 counting only the distinct ones).

The product of its (nonzero) digits is 18, while the sum is 9.

The square root of 1000230003 is about 31626.4130593401. The cubic root of 1000230003 is about 1000.0766617895.

Adding to 1000230003 its reverse (3000320001), we get a palindrome (4000550004).

The spelling of 1000230003 in words is "one billion, two hundred thirty thousand, three".