1313000001443 has 8 divisors (see below), whose sum is σ = 1421105532000. Its totient is φ = 1205909546688.

The previous prime is 1313000001437. The next prime is 1313000001463. The reversal of 1313000001443 is 3441000003131.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1313000001443 - 2²⁸ = 1312731565987 is a prime.

It is a Duffinian number.

1313000001443 is a modest number, since divided by 1443 gives 1313 as remainder.

It is not an unprimeable number, because it can be changed into a prime (1313000001413) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 253766258 + ... + 253771431.

It is an arithmetic number, because the mean of its divisors is an integer number (177638191500).

Almost surely, 2^{1313000001443} is an apocalyptic number.

1313000001443 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1313000001443 is a deficient number, since it is larger than the sum of its proper divisors (108105530557).

1313000001443 is a wasteful number, since it uses less digits than its factorization.

1313000001443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 507537901.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 1313000001443 its reverse (3441000003131), we get a palindrome (4754000004574).

The spelling of 1313000001443 in words is "one trillion, three hundred thirteen billion, one thousand, four hundred forty-three".