543431066 has 8 divisors (see below), whose sum is σ = 828509844. Its totient is φ = 267261120.

The previous prime is 543431059. The next prime is 543431069. The reversal of 543431066 is 660134345.

It can be written as a sum of positive squares in 2 ways, for example, as 363093025 + 180338041 = 19055^2 + 13429^2 .

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

It is not an unprimeable number, because it can be changed into a prime (543431069) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2227055 + ... + 2227298.

Almost surely, 2^543431066 is an apocalyptic number.

543431066 is a deficient number, since it is larger than the sum of its proper divisors (285078778).

543431066 is a wasteful number, since it uses less digits than its factorization.

543431066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4454416.

The product of its (nonzero) digits is 25920, while the sum is 32.

The square root of 543431066 is about 23311.6079668478. The cubic root of 543431066 is about 816.0463387196.

The spelling of 543431066 in words is "five hundred forty-three million, four hundred thirty-one thousand, sixty-six".