543401405 has 8 divisors (see below), whose sum is σ = 652340832. Its totient is φ = 434548368.

The previous prime is 543401401. The next prime is 543401429. The reversal of 543401405 is 504104345.

543401405 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 543401405 - 2² = 543401401 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (543401401) 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, 6839 + ... + 33668.

It is an arithmetic number, because the mean of its divisors is an integer number (81542604).

Almost surely, 2^543401405 is an apocalyptic number.

It is an amenable number.

543401405 is a deficient number, since it is larger than the sum of its proper divisors (108939427).

543401405 is a wasteful number, since it uses less digits than its factorization.

543401405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43195.

The product of its (nonzero) digits is 4800, while the sum is 26.

The square root of 543401405 is about 23310.9717729656. The cubic root of 543401405 is about 816.0314915799.

The spelling of 543401405 in words is "five hundred forty-three million, four hundred one thousand, four hundred five".