543211403 has 6 divisors (see below), whose sum is σ = 631899036. Its totient is φ = 465609732.

The previous prime is 543211399. The next prime is 543211423. The reversal of 543211403 is 304112345.

It is not a de Polignac number, because 543211403 - 2² = 543211399 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (543211423) 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, 5542925 + ... + 5543022.

It is an arithmetic number, because the mean of its divisors is an integer number (105316506).

Almost surely, 2^543211403 is an apocalyptic number.

543211403 is a deficient number, since it is larger than the sum of its proper divisors (88687633).

543211403 is a wasteful number, since it uses less digits than its factorization.

543211403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11085961 (or 11085954 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 543211403 is about 23306.8960395845. The cubic root of 543211403 is about 815.9363711720.

Adding to 543211403 its reverse (304112345), we get a palindrome (847323748).

The spelling of 543211403 in words is "five hundred forty-three million, two hundred eleven thousand, four hundred three".