131343001432340 has 12 divisors (see below), whose sum is σ = 275820303007956. Its totient is φ = 52537200572928.

The previous prime is 131343001432231. The next prime is 131343001432369. The reversal of 131343001432340 is 43234100343131.

It is a happy number.

131343001432340 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 45263239017616 + 86079762414724 = 6727796^2 + 9277918^2 .

It is a junction number, because it is equal to n+sod(n) for n = 131343001432297 and 131343001432306.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3283575035789 + ... + 3283575035828.

It is an arithmetic number, because the mean of its divisors is an integer number (22985025250663).

Almost surely, 2^{131343001432340} is an apocalyptic number.

131343001432340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

131343001432340 is an abundant number, since it is smaller than the sum of its proper divisors (144477301575616).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

131343001432340 is a wasteful number, since it uses less digits than its factorization.

131343001432340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6567150071626 (or 6567150071624 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 32.

Adding to 131343001432340 its reverse (43234100343131), we get a palindrome (174577101775471).

The spelling of 131343001432340 in words is "one hundred thirty-one trillion, three hundred forty-three billion, one million, four hundred thirty-two thousand, three hundred forty".