517140229 has 2 divisors, whose sum is σ = 517140230. Its totient is φ = 517140228.

The previous prime is 517140223. The next prime is 517140269. The reversal of 517140229 is 922041715.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 474237729 + 42902500 = 21777^2 + 6550^2 .

It is a cyclic number.

It is not a de Polignac number, because 517140229 - 2²⁵ = 483585797 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 517140229.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (517140223) 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 as a sum of consecutive naturals, namely, 258570114 + 258570115.

It is an arithmetic number, because the mean of its divisors is an integer number (258570115).

Almost surely, 2^517140229 is an apocalyptic number.

It is an amenable number.

517140229 is a deficient number, since it is larger than the sum of its proper divisors (1).

517140229 is an equidigital number, since it uses as much as digits as its factorization.

517140229 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5040, while the sum is 31.

The square root of 517140229 is about 22740.7174249187. The cubic root of 517140229 is about 802.6682929753.

The spelling of 517140229 in words is "five hundred seventeen million, one hundred forty thousand, two hundred twenty-nine".