1331013001343 has 8 divisors (see below), whose sum is σ = 1360936417008. Its totient is φ = 1301420231424.

The previous prime is 1331013001337. The next prime is 1331013001387. The reversal of 1331013001343 is 3431003101331.

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 1331013001343 - 2⁴⁰ = 231501373567 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1331013001333) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 82653296 + ... + 82669397.

It is an arithmetic number, because the mean of its divisors is an integer number (170117052126).

Almost surely, 2^{1331013001343} is an apocalyptic number.

1331013001343 is a deficient number, since it is larger than the sum of its proper divisors (29923415665).

1331013001343 is an equidigital number, since it uses as much as digits as its factorization.

1331013001343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 165322873.

The product of its (nonzero) digits is 972, while the sum is 23.

Adding to 1331013001343 its reverse (3431003101331), we get a palindrome (4762016102674).

The spelling of 1331013001343 in words is "one trillion, three hundred thirty-one billion, thirteen million, one thousand, three hundred forty-three".