1301003312003 has 2 divisors, whose sum is σ = 1301003312004. Its totient is φ = 1301003312002.

The previous prime is 1301003311999. The next prime is 1301003312023. The reversal of 1301003312003 is 3002133001031.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1301003312003 - 2² = 1301003311999 is a prime.

It is not a weakly prime, because it can be changed into another prime (1301003312023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 650501656001 + 650501656002.

It is an arithmetic number, because the mean of its divisors is an integer number (650501656002).

Almost surely, 2^{1301003312003} is an apocalyptic number.

1301003312003 is a deficient number, since it is larger than the sum of its proper divisors (1).

1301003312003 is an equidigital number, since it uses as much as digits as its factorization.

1301003312003 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 162, while the sum is 17.

Adding to 1301003312003 its reverse (3002133001031), we get a palindrome (4303136313034).

The spelling of 1301003312003 in words is "one trillion, three hundred one billion, three million, three hundred twelve thousand, three".