131354727512 has 32 divisors (see below), whose sum is σ = 247850480880. Its totient is φ = 65261427840.

The previous prime is 131354727503. The next prime is 131354727583. The reversal of 131354727512 is 215727453131.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 131354727512.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 12957998 + ... + 12968130.

Almost surely, 2^131354727512 is an apocalyptic number.

It is an amenable number.

131354727512 is a deficient number, since it is larger than the sum of its proper divisors (116495753368).

131354727512 is a wasteful number, since it uses less digits than its factorization.

131354727512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20243 (or 20239 counting only the distinct ones).

The product of its digits is 176400, while the sum is 41.

The spelling of 131354727512 in words is "one hundred thirty-one billion, three hundred fifty-four million, seven hundred twenty-seven thousand, five hundred twelve".