131344353331345 has 32 divisors (see below), whose sum is σ = 201074677816320. Its totient is φ = 79972883202240.

The previous prime is 131344353331343. The next prime is 131344353331421. The reversal of 131344353331345 is 543133353443131.

It is not a de Polignac number, because 131344353331345 - 2¹ = 131344353331343 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 131344353331295 and 131344353331304.

It is not an unprimeable number, because it can be changed into a prime (131344353331343) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3966892335 + ... + 3966925444.

It is an arithmetic number, because the mean of its divisors is an integer number (6283583681760).

Almost surely, 2^{131344353331345} is an apocalyptic number.

It is an amenable number.

131344353331345 is a deficient number, since it is larger than the sum of its proper divisors (69730324484975).

131344353331345 is a wasteful number, since it uses less digits than its factorization.

131344353331345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7933817845.

The product of its digits is 3499200, while the sum is 46.

The spelling of 131344353331345 in words is "one hundred thirty-one trillion, three hundred forty-four billion, three hundred fifty-three million, three hundred thirty-one thousand, three hundred forty-five".