513468783 has 6 divisors (see below), whose sum is σ = 741677144. Its totient is φ = 342312516.

The previous prime is 513468773. The next prime is 513468803. The reversal of 513468783 is 387864315.

513468783 is a `hidden beast` number, since 513 + 4 + 68 + 78 + 3 = 666.

It is a de Polignac number, because none of the positive numbers 2^k-513468783 is a prime.

It is a super-2 number, since 2×513468783² = 527300382231002178, which 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 (513468713) 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 5 ways as a sum of consecutive naturals, for example, 28526035 + ... + 28526052.

Almost surely, 2^513468783 is an apocalyptic number.

513468783 is a deficient number, since it is larger than the sum of its proper divisors (228208361).

513468783 is a wasteful number, since it uses less digits than its factorization.

513468783 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57052093 (or 57052090 counting only the distinct ones).

The product of its digits is 483840, while the sum is 45.

The square root of 513468783 is about 22659.8495802598. The cubic root of 513468783 is about 800.7642607951.

The spelling of 513468783 in words is "five hundred thirteen million, four hundred sixty-eight thousand, seven hundred eighty-three".