517145327 has 12 divisors (see below), whose sum is σ = 534716784. Its totient is φ = 500048640.

The previous prime is 517145281. The next prime is 517145333. The reversal of 517145327 is 723541715.

It is not a de Polignac number, because 517145327 - 2⁸ = 517145071 is a prime.

It is a hoax number, since the sum of its digits (35) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (517145227) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 198143 + ... + 200735.

It is an arithmetic number, because the mean of its divisors is an integer number (44559732).

Almost surely, 2^517145327 is an apocalyptic number.

517145327 is a deficient number, since it is larger than the sum of its proper divisors (17571457).

517145327 is an equidigital number, since it uses as much as digits as its factorization.

517145327 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2770 (or 2717 counting only the distinct ones).

The product of its digits is 29400, while the sum is 35.

The square root of 517145327 is about 22740.8295143339. The cubic root of 517145327 is about 802.6709305510.

The spelling of 517145327 in words is "five hundred seventeen million, one hundred forty-five thousand, three hundred twenty-seven".