131314324242413 has 4 divisors (see below), whose sum is σ = 141415426107228. Its totient is φ = 121213222377600.

The previous prime is 131314324242359. The next prime is 131314324242443. The reversal of 131314324242413 is 314242423413131.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 5284467647209 + 126029856595204 = 2298797^2 + 11226302^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-131314324242413 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (131314324242443) 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, 5050550932388 + ... + 5050550932413.

It is an arithmetic number, because the mean of its divisors is an integer number (35353856526807).

Almost surely, 2^{131314324242413} is an apocalyptic number.

131314324242413 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

131314324242413 is a deficient number, since it is larger than the sum of its proper divisors (10101101864815).

131314324242413 is a wasteful number, since it uses less digits than its factorization.

131314324242413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10101101864814.

The product of its digits is 165888, while the sum is 38.

Adding to 131314324242413 its reverse (314242423413131), we get a palindrome (445556747655544).

The spelling of 131314324242413 in words is "one hundred thirty-one trillion, three hundred fourteen billion, three hundred twenty-four million, two hundred forty-two thousand, four hundred thirteen".