131134545307 has 4 divisors (see below), whose sum is σ = 132337614640. Its totient is φ = 129931475976.

The previous prime is 131134545299. The next prime is 131134545331. The reversal of 131134545307 is 703545431131.

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 131134545307 - 2³ = 131134545299 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (131134545907) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 601534503 + ... + 601534720.

It is an arithmetic number, because the mean of its divisors is an integer number (33084403660).

Almost surely, 2^131134545307 is an apocalyptic number.

131134545307 is a deficient number, since it is larger than the sum of its proper divisors (1203069333).

131134545307 is a wasteful number, since it uses less digits than its factorization.

131134545307 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1203069332.

The product of its (nonzero) digits is 75600, while the sum is 37.

Adding to 131134545307 its reverse (703545431131), we get a palindrome (834679976438).

The spelling of 131134545307 in words is "one hundred thirty-one billion, one hundred thirty-four million, five hundred forty-five thousand, three hundred seven".