131143412399 has 4 divisors (see below), whose sum is σ = 131253896664. Its totient is φ = 131032928136.

The previous prime is 131143412383. The next prime is 131143412423. The reversal of 131143412399 is 993214341131.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 131143412399 - 2⁴ = 131143412383 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (131143412999) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 55240352 + ... + 55242725.

It is an arithmetic number, because the mean of its divisors is an integer number (32813474166).

Almost surely, 2^131143412399 is an apocalyptic number.

131143412399 is a deficient number, since it is larger than the sum of its proper divisors (110484265).

131143412399 is a wasteful number, since it uses less digits than its factorization.

131143412399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110484264.

The product of its digits is 69984, while the sum is 41.

The spelling of 131143412399 in words is "one hundred thirty-one billion, one hundred forty-three million, four hundred twelve thousand, three hundred ninety-nine".