1313536671143 has 4 divisors (see below), whose sum is σ = 1313630128800. Its totient is φ = 1313443213488.

The previous prime is 1313536671113. The next prime is 1313536671157. The reversal of 1313536671143 is 3411766353131.

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

It is a cyclic number.

It is not a de Polignac number, because 1313536671143 - 2²⁴ = 1313519893927 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1313536671094 and 1313536671103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1313536671113) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 46707743 + ... + 46735856.

It is an arithmetic number, because the mean of its divisors is an integer number (328407532200).

Almost surely, 2^{1313536671143} is an apocalyptic number.

1313536671143 is a deficient number, since it is larger than the sum of its proper divisors (93457657).

1313536671143 is an equidigital number, since it uses as much as digits as its factorization.

1313536671143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93457656.

The product of its digits is 408240, while the sum is 44.

The spelling of 1313536671143 in words is "one trillion, three hundred thirteen billion, five hundred thirty-six million, six hundred seventy-one thousand, one hundred forty-three".