1320357671743 has 8 divisors (see below), whose sum is σ = 1450903986000. Its totient is φ = 1191563657280.

The previous prime is 1320357671687. The next prime is 1320357671747. The reversal of 1320357671743 is 3471767530231.

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 1320357671743 - 2³³ = 1311767737151 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 (1320357671747) 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, 438073368 + ... + 438076381.

It is an arithmetic number, because the mean of its divisors is an integer number (181362998250).

Almost surely, 2^{1320357671743} is an apocalyptic number.

1320357671743 is a deficient number, since it is larger than the sum of its proper divisors (130546314257).

1320357671743 is a wasteful number, since it uses less digits than its factorization.

1320357671743 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 876149897.

The product of its (nonzero) digits is 2222640, while the sum is 49.

The spelling of 1320357671743 in words is "one trillion, three hundred twenty billion, three hundred fifty-seven million, six hundred seventy-one thousand, seven hundred forty-three".