6243131171 has 4 divisors (see below), whose sum is σ = 6388320312. Its totient is φ = 6097942032.

The previous prime is 6243131129. The next prime is 6243131189. The reversal of 6243131171 is 1711313426.

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-6243131171 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6243131371) 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, 72594506 + ... + 72594591.

It is an arithmetic number, because the mean of its divisors is an integer number (1597080078).

Almost surely, 2^6243131171 is an apocalyptic number.

6243131171 is a deficient number, since it is larger than the sum of its proper divisors (145189141).

6243131171 is a wasteful number, since it uses less digits than its factorization.

6243131171 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 145189140.

The product of its digits is 3024, while the sum is 29.

The square root of 6243131171 is about 79013.4872727435. The cubic root of 6243131171 is about 1841.3407024342.

Adding to 6243131171 its reverse (1711313426), we get a palindrome (7954444597).

The spelling of 6243131171 in words is "six billion, two hundred forty-three million, one hundred thirty-one thousand, one hundred seventy-one".