516174121 has 8 divisors (see below), whose sum is σ = 546598080. Its totient is φ = 486075888.

The previous prime is 516174091. The next prime is 516174157. The reversal of 516174121 is 121471615.

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 516174121 - 2⁵ = 516174089 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 516174121.

It is not an unprimeable number, because it can be changed into a prime (516174181) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 78166 + ... + 84511.

It is an arithmetic number, because the mean of its divisors is an integer number (68324760).

Almost surely, 2^516174121 is an apocalyptic number.

It is an amenable number.

516174121 is a deficient number, since it is larger than the sum of its proper divisors (30423959).

516174121 is a wasteful number, since it uses less digits than its factorization.

516174121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 162863.

The product of its digits is 1680, while the sum is 28.

The square root of 516174121 is about 22719.4656847383. The cubic root of 516174121 is about 802.1681400069.

The spelling of 516174121 in words is "five hundred sixteen million, one hundred seventy-four thousand, one hundred twenty-one".