131113064613 has 8 divisors (see below), whose sum is σ = 175070414176. Its totient is φ = 87282212400.

The previous prime is 131113064491. The next prime is 131113064627. The reversal of 131113064613 is 316460311131.

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

It is not a de Polignac number, because 131113064613 - 2⁹ = 131113064101 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (131113064413) 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 7 ways as a sum of consecutive naturals, for example, 31621918 + ... + 31626063.

It is an arithmetic number, because the mean of its divisors is an integer number (21883801772).

Almost surely, 2^131113064613 is an apocalyptic number.

It is an amenable number.

131113064613 is a deficient number, since it is larger than the sum of its proper divisors (43957349563).

131113064613 is an equidigital number, since it uses as much as digits as its factorization.

131113064613 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63248675.

The product of its (nonzero) digits is 3888, while the sum is 30.

Adding to 131113064613 its reverse (316460311131), we get a palindrome (447573375744).

The spelling of 131113064613 in words is "one hundred thirty-one billion, one hundred thirteen million, sixty-four thousand, six hundred thirteen".