1003312423313 has 4 divisors (see below), whose sum is σ = 1006517894628. Its totient is φ = 1000106952000.

The previous prime is 1003312423301. The next prime is 1003312423381. The reversal of 1003312423313 is 3133242133001.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 128548780369 + 874763642944 = 358537^2 + 935288^2 .

It is a cyclic number.

It is not a de Polignac number, because 1003312423313 - 2²² = 1003308229009 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1003312423913) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1602735188 + ... + 1602735813.

It is an arithmetic number, because the mean of its divisors is an integer number (251629473657).

Almost surely, 2^{1003312423313} is an apocalyptic number.

It is an amenable number.

1003312423313 is a deficient number, since it is larger than the sum of its proper divisors (3205471315).

1003312423313 is an equidigital number, since it uses as much as digits as its factorization.

1003312423313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3205471314.

The product of its (nonzero) digits is 3888, while the sum is 26.

Adding to 1003312423313 its reverse (3133242133001), we get a palindrome (4136554556314).

The spelling of 1003312423313 in words is "one trillion, three billion, three hundred twelve million, four hundred twenty-three thousand, three hundred thirteen".