543223201 has 6 divisors (see below), whose sum is σ = 550987106. Its totient is φ = 535567200.

The previous prime is 543223193. The next prime is 543223217. The reversal of 543223201 is 102322345.

It can be written as a sum of positive squares in only one way, i.e., 438693025 + 104530176 = 20945^2 + 10224^2 .

It is not a de Polignac number, because 543223201 - 2³ = 543223193 is a prime.

It is a super-2 number, since 2×543223201² = 590182892209372802, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (543223231) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 48840 + ... + 58921.

Almost surely, 2^543223201 is an apocalyptic number.

It is an amenable number.

543223201 is a deficient number, since it is larger than the sum of its proper divisors (7763905).

543223201 is an equidigital number, since it uses as much as digits as its factorization.

543223201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107903 (or 107832 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 22.

The square root of 543223201 is about 23307.1491392663. The cubic root of 543223201 is about 815.9422782323.

Adding to 543223201 its reverse (102322345), we get a palindrome (645545546).

The spelling of 543223201 in words is "five hundred forty-three million, two hundred twenty-three thousand, two hundred one".