513403517383 has 8 divisors (see below), whose sum is σ = 546496945200. Its totient is φ = 480917308608.

The previous prime is 513403517359. The next prime is 513403517411. The reversal of 513403517383 is 383715304315.

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

It is a cyclic number.

It is not a de Polignac number, because 513403517383 - 2¹⁷ = 513403386311 is a prime.

It is a super-2 number, since 2×513403517383² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (513403517303) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 151803016 + ... + 151806397.

It is an arithmetic number, because the mean of its divisors is an integer number (68312118150).

Almost surely, 2^513403517383 is an apocalyptic number.

513403517383 is a deficient number, since it is larger than the sum of its proper divisors (33093427817).

513403517383 is a wasteful number, since it uses less digits than its factorization.

513403517383 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 303609521.

The product of its (nonzero) digits is 453600, while the sum is 43.

The spelling of 513403517383 in words is "five hundred thirteen billion, four hundred three million, five hundred seventeen thousand, three hundred eighty-three".