131934315412 has 24 divisors (see below), whose sum is σ = 237078315432. Its totient is φ = 64205299200.

The previous prime is 131934315407. The next prime is 131934315421. The reversal of 131934315412 is 214513439131.

It can be written as a sum of positive squares in 4 ways, for example, as 21328849936 + 110605465476 = 146044^2 + 332574^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 886393 + ... + 1024480.

It is an arithmetic number, because the mean of its divisors is an integer number (9878263143).

Almost surely, 2^131934315412 is an apocalyptic number.

It is an amenable number.

131934315412 is a deficient number, since it is larger than the sum of its proper divisors (105144000020).

131934315412 is a wasteful number, since it uses less digits than its factorization.

131934315412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1911339 (or 1911337 counting only the distinct ones).

The product of its digits is 38880, while the sum is 37.

The spelling of 131934315412 in words is "one hundred thirty-one billion, nine hundred thirty-four million, three hundred fifteen thousand, four hundred twelve".