3131334453512 has 16 divisors (see below), whose sum is σ = 5871279257340. Its totient is φ = 1565659984896.

The previous prime is 3131334453437. The next prime is 3131334453571. The reversal of 3131334453512 is 2153544331313.

It can be written as a sum of positive squares in 2 ways, for example, as 2431210666756 + 700123786756 = 1559234^2 + 836734^2 .

It is a super-3 number, since 3×3131334453512³ (a number of 38 digits) contains 333 as substring.

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 3 ways as a sum of consecutive naturals, for example, 1228208 + ... + 2787680.

Almost surely, 2^{3131334453512} is an apocalyptic number.

It is an amenable number.

3131334453512 is a deficient number, since it is larger than the sum of its proper divisors (2739944803828).

3131334453512 is a wasteful number, since it uses less digits than its factorization.

3131334453512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1810472 (or 1810468 counting only the distinct ones).

The product of its digits is 194400, while the sum is 38.

Adding to 3131334453512 its reverse (2153544331313), we get a palindrome (5284878784825).

The spelling of 3131334453512 in words is "three trillion, one hundred thirty-one billion, three hundred thirty-four million, four hundred fifty-three thousand, five hundred twelve".