517441213 has 4 divisors (see below), whose sum is σ = 520868128. Its totient is φ = 514014300.

The previous prime is 517441163. The next prime is 517441217. The reversal of 517441213 is 312144715.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 517441213 - 2¹⁷ = 517310141 is a prime.

It is a super-2 number, since 2×517441213² = 535490817821822738, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (517441217) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 1713231 + ... + 1713532.

It is an arithmetic number, because the mean of its divisors is an integer number (130217032).

Almost surely, 2^517441213 is an apocalyptic number.

It is an amenable number.

517441213 is a deficient number, since it is larger than the sum of its proper divisors (3426915).

517441213 is a wasteful number, since it uses less digits than its factorization.

517441213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3426914.

The product of its digits is 3360, while the sum is 28.

The square root of 517441213 is about 22747.3341954612. The cubic root of 517441213 is about 802.8239847621.

Adding to 517441213 its reverse (312144715), we get a palindrome (829585928).

The spelling of 517441213 in words is "five hundred seventeen million, four hundred forty-one thousand, two hundred thirteen".