1300311001003 has 24 divisors (see below), whose sum is σ = 1521756834048. Its totient is φ = 1088400911472.

The previous prime is 1300311000977. The next prime is 1300311001009. The reversal of 1300311001003 is 3001001130031.

It is a happy number.

It is not a de Polignac number, because 1300311001003 - 2⁵ = 1300311000971 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1300311001009) 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, 90373776 + ... + 90388162.

It is an arithmetic number, because the mean of its divisors is an integer number (63406534752).

Almost surely, 2^{1300311001003} is an apocalyptic number.

1300311001003 is a deficient number, since it is larger than the sum of its proper divisors (221445833045).

1300311001003 is an equidigital number, since it uses as much as digits as its factorization.

1300311001003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21463 (or 21420 counting only the distinct ones).

The product of its (nonzero) digits is 27, while the sum is 13.

Adding to 1300311001003 its reverse (3001001130031), we get a palindrome (4301312131034).

The spelling of 1300311001003 in words is "one trillion, three hundred billion, three hundred eleven million, one thousand, three".