517066121 has 8 divisors (see below), whose sum is σ = 607462464. Its totient is φ = 433901520.

The previous prime is 517066111. The next prime is 517066127. The reversal of 517066121 is 121660715.

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

It is not a de Polignac number, because 517066121 - 2²² = 512871817 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (517066127) 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, 1807781 + ... + 1808066.

It is an arithmetic number, because the mean of its divisors is an integer number (75932808).

Almost surely, 2^517066121 is an apocalyptic number.

It is an amenable number.

517066121 is a deficient number, since it is larger than the sum of its proper divisors (90396343).

517066121 is a wasteful number, since it uses less digits than its factorization.

517066121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3615871.

The product of its (nonzero) digits is 2520, while the sum is 29.

The square root of 517066121 is about 22739.0879544453. The cubic root of 517066121 is about 802.6299494209.

The spelling of 517066121 in words is "five hundred seventeen million, sixty-six thousand, one hundred twenty-one".