543316892121 has 24 divisors (see below), whose sum is σ = 789810401120. Its totient is φ = 359895799296.

The previous prime is 543316892071. The next prime is 543316892137. The reversal of 543316892121 is 121298613345.

543316892121 is a `hidden beast` number, since 5 + 43 + 316 + 89 + 212 + 1 = 666.

It is not a de Polignac number, because 543316892121 - 2⁷ = 543316891993 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (543316892171) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5861625 + ... + 5953593.

Almost surely, 2^543316892121 is an apocalyptic number.

It is an amenable number.

543316892121 is a deficient number, since it is larger than the sum of its proper divisors (246493508999).

543316892121 is a wasteful number, since it uses less digits than its factorization.

543316892121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96165 (or 96162 counting only the distinct ones).

The product of its digits is 311040, while the sum is 45.

The spelling of 543316892121 in words is "five hundred forty-three billion, three hundred sixteen million, eight hundred ninety-two thousand, one hundred twenty-one".