131134432205513 has 8 divisors (see below), whose sum is σ = 143075047476576. Its totient is φ = 119197034143200.

The previous prime is 131134432205489. The next prime is 131134432205521. The reversal of 131134432205513 is 315502234431131.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-131134432205513 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (131134432202513) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 804216956 + ... + 804379997.

It is an arithmetic number, because the mean of its divisors is an integer number (17884380934572).

Almost surely, 2^{131134432205513} is an apocalyptic number.

It is an amenable number.

131134432205513 is a deficient number, since it is larger than the sum of its proper divisors (11940615271063).

131134432205513 is a wasteful number, since it uses less digits than its factorization.

131134432205513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1608604375.

The product of its (nonzero) digits is 129600, while the sum is 38.

Adding to 131134432205513 its reverse (315502234431131), we get a palindrome (446636666636644).

The spelling of 131134432205513 in words is "one hundred thirty-one trillion, one hundred thirty-four billion, four hundred thirty-two million, two hundred five thousand, five hundred thirteen".