517552013 has 8 divisors (see below), whose sum is σ = 564814560. Its totient is φ = 470324880.

The previous prime is 517551971. The next prime is 517552069. The reversal of 517552013 is 310255715.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 517552013 - 2²² = 513357709 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (517552213) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28631 + ... + 43067.

It is an arithmetic number, because the mean of its divisors is an integer number (70601820).

Almost surely, 2^517552013 is an apocalyptic number.

It is an amenable number.

517552013 is a deficient number, since it is larger than the sum of its proper divisors (47262547).

517552013 is a wasteful number, since it uses less digits than its factorization.

517552013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17707.

The product of its (nonzero) digits is 5250, while the sum is 29.

The square root of 517552013 is about 22749.7695153160. The cubic root of 517552013 is about 802.8812837343.

The spelling of 517552013 in words is "five hundred seventeen million, five hundred fifty-two thousand, thirteen".