513204156343 has 8 divisors (see below), whose sum is σ = 528250355712. Its totient is φ = 498329913816.

The previous prime is 513204156337. The next prime is 513204156373. The reversal of 513204156343 is 343651402315.

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-513204156343 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (513204156373) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42983155 + ... + 42995092.

It is an arithmetic number, because the mean of its divisors is an integer number (66031294464).

Almost surely, 2^513204156343 is an apocalyptic number.

513204156343 is a deficient number, since it is larger than the sum of its proper divisors (15046199369).

513204156343 is a wasteful number, since it uses less digits than its factorization.

513204156343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85978421.

The product of its (nonzero) digits is 129600, while the sum is 37.

Adding to 513204156343 its reverse (343651402315), we get a palindrome (856855558658).

The spelling of 513204156343 in words is "five hundred thirteen billion, two hundred four million, one hundred fifty-six thousand, three hundred forty-three".