131403443013512 has 16 divisors (see below), whose sum is σ = 247671410918400. Its totient is φ = 65357733435280.

The previous prime is 131403443013481. The next prime is 131403443013517. The reversal of 131403443013512 is 215310344304131.

It is not an unprimeable number, because it can be changed into a prime (131403443013517) 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, 42998507312 + ... + 42998510367.

It is an arithmetic number, because the mean of its divisors is an integer number (15479463182400).

Almost surely, 2^{131403443013512} is an apocalyptic number.

It is an amenable number.

131403443013512 is a deficient number, since it is larger than the sum of its proper divisors (116267967904888).

131403443013512 is a wasteful number, since it uses less digits than its factorization.

131403443013512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85997017876 (or 85997017872 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 35.

Adding to 131403443013512 its reverse (215310344304131), we get a palindrome (346713787317643).

The spelling of 131403443013512 in words is "one hundred thirty-one trillion, four hundred three billion, four hundred forty-three million, thirteen thousand, five hundred twelve".