131593073543 has 4 divisors (see below), whose sum is σ = 133823464680. Its totient is φ = 129362682408.

The previous prime is 131593073537. The next prime is 131593073581. The reversal of 131593073543 is 345370395131.

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 131593073543 - 2¹⁰ = 131593072519 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 131593073494 and 131593073503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (131593063543) 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, 1115195480 + ... + 1115195597.

It is an arithmetic number, because the mean of its divisors is an integer number (33455866170).

Almost surely, 2^131593073543 is an apocalyptic number.

131593073543 is a deficient number, since it is larger than the sum of its proper divisors (2230391137).

131593073543 is an equidigital number, since it uses as much as digits as its factorization.

131593073543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2230391136.

The product of its (nonzero) digits is 510300, while the sum is 44.

The spelling of 131593073543 in words is "one hundred thirty-one billion, five hundred ninety-three million, seventy-three thousand, five hundred forty-three".