517152166 has 4 divisors (see below), whose sum is σ = 775728252. Its totient is φ = 258576082.

The previous prime is 517152149. The next prime is 517152247. The reversal of 517152166 is 661251715.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 661251715 = 5 ⋅132250343.

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 as a sum of consecutive naturals, namely, 129288040 + ... + 129288043.

It is an arithmetic number, because the mean of its divisors is an integer number (193932063).

Almost surely, 2^517152166 is an apocalyptic number.

517152166 is a deficient number, since it is larger than the sum of its proper divisors (258576086).

517152166 is a wasteful number, since it uses less digits than its factorization.

517152166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 258576085.

The product of its digits is 12600, while the sum is 34.

The square root of 517152166 is about 22740.9798821423. The cubic root of 517152166 is about 802.6744688487.

The spelling of 517152166 in words is "five hundred seventeen million, one hundred fifty-two thousand, one hundred sixty-six".