543111403101401 has 4 divisors (see below), whose sum is σ = 543688567186404. Its totient is φ = 542534239016400.

The previous prime is 543111403101391. The next prime is 543111403101479. The reversal of 543111403101401 is 104101304111345.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 194561210190400 + 348550192911001 = 13948520^2 + 18669499^2 .

It is a cyclic number.

It is not a de Polignac number, because 543111403101401 - 2⁴⁶ = 472742658923737 is a prime.

It is a super-2 number, since 2×543111403101401² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (543111403101301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 288582041090 + ... + 288582042971.

It is an arithmetic number, because the mean of its divisors is an integer number (135922141796601).

Almost surely, 2^{543111403101401} is an apocalyptic number.

It is an amenable number.

543111403101401 is a deficient number, since it is larger than the sum of its proper divisors (577164085003).

543111403101401 is an equidigital number, since it uses as much as digits as its factorization.

543111403101401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 577164085002.

The product of its (nonzero) digits is 2880, while the sum is 29.

Adding to 543111403101401 its reverse (104101304111345), we get a palindrome (647212707212746).

The spelling of 543111403101401 in words is "five hundred forty-three trillion, one hundred eleven billion, four hundred three million, one hundred one thousand, four hundred one".