1004312003 has 2 divisors, whose sum is σ = 1004312004. Its totient is φ = 1004312002.

The previous prime is 1004311961. The next prime is 1004312017. The reversal of 1004312003 is 3002134001.

It is an a-pointer prime, because the next prime (1004312017) can be obtained adding 1004312003 to its sum of digits (14).

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1004312003 - 2¹² = 1004307907 is a prime.

It is not a weakly prime, because it can be changed into another prime (1004312033) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 502156001 + 502156002.

It is an arithmetic number, because the mean of its divisors is an integer number (502156002).

Almost surely, 2^1004312003 is an apocalyptic number.

1004312003 is a deficient number, since it is larger than the sum of its proper divisors (1).

1004312003 is an equidigital number, since it uses as much as digits as its factorization.

1004312003 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 1004312003 is about 31690.8820167568. The cubic root of 1004312003 is about 1001.4352733382.

Adding to 1004312003 its reverse (3002134001), we get a palindrome (4006446004).

The spelling of 1004312003 in words is "one billion, four million, three hundred twelve thousand, three".