513424511205343 has 4 divisors (see below), whose sum is σ = 513532396167280. Its totient is φ = 513316626243408.

The previous prime is 513424511205341. The next prime is 513424511205371. The reversal of 513424511205343 is 343502115424315.

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 513424511205343 - 2¹ = 513424511205341 is a prime.

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 513424511205343.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (513424511205341) 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, 53942473830 + ... + 53942483347.

It is an arithmetic number, because the mean of its divisors is an integer number (128383099041820).

Almost surely, 2^{513424511205343} is an apocalyptic number.

513424511205343 is a deficient number, since it is larger than the sum of its proper divisors (107884961937).

513424511205343 is a wasteful number, since it uses less digits than its factorization.

513424511205343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107884961936.

The product of its (nonzero) digits is 864000, while the sum is 43.

Adding to 513424511205343 its reverse (343502115424315), we get a palindrome (856926626629658).

The spelling of 513424511205343 in words is "five hundred thirteen trillion, four hundred twenty-four billion, five hundred eleven million, two hundred five thousand, three hundred forty-three".