517140425 has 24 divisors (see below), whose sum is σ = 680483232. Its totient is φ = 388512000.

The previous prime is 517140397. The next prime is 517140469. The reversal of 517140425 is 524041715.

517140425 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 517140425 - 2⁶ = 517140361 is a prime.

It is a Duffinian number.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 241610 + ... + 243740.

It is an arithmetic number, because the mean of its divisors is an integer number (28353468).

Almost surely, 2^517140425 is an apocalyptic number.

It is an amenable number.

517140425 is a deficient number, since it is larger than the sum of its proper divisors (163342807).

517140425 is a wasteful number, since it uses less digits than its factorization.

517140425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2729 (or 2724 counting only the distinct ones).

The product of its (nonzero) digits is 5600, while the sum is 29.

The square root of 517140425 is about 22740.7217343689. The cubic root of 517140425 is about 802.6683943810.

The spelling of 517140425 in words is "five hundred seventeen million, one hundred forty thousand, four hundred twenty-five".