131344313145 has 8 divisors (see below), whose sum is σ = 210150901056. Its totient is φ = 70050300336.

The previous prime is 131344313129. The next prime is 131344313167. The reversal of 131344313145 is 541313443131.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 131344313145 - 2⁴ = 131344313129 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4378143757 + ... + 4378143786.

It is an arithmetic number, because the mean of its divisors is an integer number (26268862632).

Almost surely, 2^131344313145 is an apocalyptic number.

131344313145 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

131344313145 is a deficient number, since it is larger than the sum of its proper divisors (78806587911).

131344313145 is an equidigital number, since it uses as much as digits as its factorization.

131344313145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8756287551.

The product of its digits is 25920, while the sum is 33.

Adding to 131344313145 its reverse (541313443131), we get a palindrome (672657756276).

The spelling of 131344313145 in words is "one hundred thirty-one billion, three hundred forty-four million, three hundred thirteen thousand, one hundred forty-five".