3131423336 has 64 divisors (see below), whose sum is σ = 6181056000. Its totient is φ = 1485446400.

The previous prime is 3131423329. The next prime is 3131423369. The reversal of 3131423336 is 6333241313.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 3131423299 and 3131423308.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3066506 + ... + 3067526.

It is an arithmetic number, because the mean of its divisors is an integer number (96579000).

Almost surely, 2^3131423336 is an apocalyptic number.

It is an amenable number.

3131423336 is a deficient number, since it is larger than the sum of its proper divisors (3049632664).

3131423336 is a wasteful number, since it uses less digits than its factorization.

3131423336 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1290 (or 1286 counting only the distinct ones).

The product of its digits is 11664, while the sum is 29.

The square root of 3131423336 is about 55959.1220088378. The cubic root of 3131423336 is about 1463.0098874806.

Adding to 3131423336 its reverse (6333241313), we get a palindrome (9464664649).

The spelling of 3131423336 in words is "three billion, one hundred thirty-one million, four hundred twenty-three thousand, three hundred thirty-six".