543158166 has 16 divisors (see below), whose sum is σ = 1086545088. Its totient is φ = 181014600.

The previous prime is 543158159. The next prime is 543158167. The reversal of 543158166 is 661851345.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (543158167) 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, 48781 + ... + 58871.

It is an arithmetic number, because the mean of its divisors is an integer number (67909068).

Almost surely, 2^543158166 is an apocalyptic number.

543158166 is an abundant number, since it is smaller than the sum of its proper divisors (543386922).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

543158166 is a wasteful number, since it uses less digits than its factorization.

543158166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19067.

The product of its digits is 86400, while the sum is 39.

The square root of 543158166 is about 23305.7539247285. The cubic root of 543158166 is about 815.9097152369.

It can be divided in two parts, 54315 and 8166, that added together give a triangular number (62481 = T₃₅₃).

The spelling of 543158166 in words is "five hundred forty-three million, one hundred fifty-eight thousand, one hundred sixty-six".