517708045 has 8 divisors (see below), whose sum is σ = 621865440. Its totient is φ = 413755920.

The previous prime is 517708039. The next prime is 517708097. The reversal of 517708045 is 540807715.

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

It is not a de Polignac number, because 517708045 - 2¹⁷ = 517576973 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 517707995 and 517708013.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 45711 + ... + 55900.

It is an arithmetic number, because the mean of its divisors is an integer number (77733180).

Almost surely, 2^517708045 is an apocalyptic number.

It is an amenable number.

517708045 is a deficient number, since it is larger than the sum of its proper divisors (104157395).

517708045 is a wasteful number, since it uses less digits than its factorization.

517708045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102635.

The product of its (nonzero) digits is 39200, while the sum is 37.

The square root of 517708045 is about 22753.1985663555. The cubic root of 517708045 is about 802.9619600606.

The spelling of 517708045 in words is "five hundred seventeen million, seven hundred eight thousand, forty-five".