131134545347 has 16 divisors (see below), whose sum is σ = 141798014400. Its totient is φ = 120553805952.

The previous prime is 131134545343. The next prime is 131134545349. The reversal of 131134545347 is 743545431131.

It is a cyclic number.

It is not a de Polignac number, because 131134545347 - 2² = 131134545343 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (131134545343) 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 15 ways as a sum of consecutive naturals, for example, 9006029 + ... + 9020577.

It is an arithmetic number, because the mean of its divisors is an integer number (8862375900).

Almost surely, 2^131134545347 is an apocalyptic number.

131134545347 is a deficient number, since it is larger than the sum of its proper divisors (10663469053).

131134545347 is a wasteful number, since it uses less digits than its factorization.

131134545347 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17342.

The product of its digits is 302400, while the sum is 41.

Adding to 131134545347 its reverse (743545431131), we get a palindrome (874679976478).

The spelling of 131134545347 in words is "one hundred thirty-one billion, one hundred thirty-four million, five hundred forty-five thousand, three hundred forty-seven".