1311630404003 has 2 divisors, whose sum is σ = 1311630404004. Its totient is φ = 1311630404002.

The previous prime is 1311630403913. The next prime is 1311630404011. The reversal of 1311630404003 is 3004040361131.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1311630404003 - 2¹² = 1311630399907 is a prime.

It is not a weakly prime, because it can be changed into another prime (1311630404503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 655815202001 + 655815202002.

It is an arithmetic number, because the mean of its divisors is an integer number (655815202002).

Almost surely, 2^{1311630404003} is an apocalyptic number.

1311630404003 is a deficient number, since it is larger than the sum of its proper divisors (1).

1311630404003 is an equidigital number, since it uses as much as digits as its factorization.

1311630404003 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2592, while the sum is 26.

Adding to 1311630404003 its reverse (3004040361131), we get a palindrome (4315670765134).

The spelling of 1311630404003 in words is "one trillion, three hundred eleven billion, six hundred thirty million, four hundred four thousand, three".