1313524615343 has 4 divisors (see below), whose sum is σ = 1316036135208. Its totient is φ = 1311013095480.

The previous prime is 1313524615339. The next prime is 1313524615369. The reversal of 1313524615343 is 3435164253131.

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 1313524615343 - 2² = 1313524615339 is a prime.

It is a super-2 number, since 2×1313524615343² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1313524615343.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1313524615303) 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 3 ways as a sum of consecutive naturals, for example, 1255759148 + ... + 1255760193.

It is an arithmetic number, because the mean of its divisors is an integer number (329009033802).

Almost surely, 2^{1313524615343} is an apocalyptic number.

1313524615343 is a deficient number, since it is larger than the sum of its proper divisors (2511519865).

1313524615343 is an equidigital number, since it uses as much as digits as its factorization.

1313524615343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2511519864.

The product of its digits is 388800, while the sum is 41.

Adding to 1313524615343 its reverse (3435164253131), we get a palindrome (4748688868474).

The spelling of 1313524615343 in words is "one trillion, three hundred thirteen billion, five hundred twenty-four million, six hundred fifteen thousand, three hundred forty-three".