1310003313133 has 4 divisors (see below), whose sum is σ = 1322973643068. Its totient is φ = 1297032983200.

The previous prime is 1310003313109. The next prime is 1310003313149. The reversal of 1310003313133 is 3313133000131.

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 868359332164 + 441643980969 = 931858^2 + 664563^2 .

It is a cyclic number.

It is not a de Polignac number, because 1310003313133 - 2⁹ = 1310003312621 is a prime.

It is a super-3 number, since 3×1310003313133³ (a number of 37 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1310003313103) 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, 6485164816 + ... + 6485165017.

It is an arithmetic number, because the mean of its divisors is an integer number (330743410767).

Almost surely, 2^{1310003313133} is an apocalyptic number.

It is an amenable number.

1310003313133 is a deficient number, since it is larger than the sum of its proper divisors (12970329935).

1310003313133 is a wasteful number, since it uses less digits than its factorization.

1310003313133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12970329934.

The product of its (nonzero) digits is 729, while the sum is 22.

Adding to 1310003313133 its reverse (3313133000131), we get a palindrome (4623136313264).

The spelling of 1310003313133 in words is "one trillion, three hundred ten billion, three million, three hundred thirteen thousand, one hundred thirty-three".