323005131503143 has 4 divisors (see below), whose sum is σ = 334143239486040. Its totient is φ = 311867023520248.

The previous prime is 323005131502981. The next prime is 323005131503149. The reversal of 323005131503143 is 341305131500323.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-323005131503143 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 323005131503099 and 323005131503108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (323005131503149) 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, 5569053991405 + ... + 5569053991462.

It is an arithmetic number, because the mean of its divisors is an integer number (83535809871510).

Almost surely, 2^{323005131503143} is an apocalyptic number.

323005131503143 is a deficient number, since it is larger than the sum of its proper divisors (11138107982897).

323005131503143 is a wasteful number, since it uses less digits than its factorization.

323005131503143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11138107982896.

The product of its (nonzero) digits is 48600, while the sum is 34.

The spelling of 323005131503143 in words is "three hundred twenty-three trillion, five billion, one hundred thirty-one million, five hundred three thousand, one hundred forty-three".