543034421 has 8 divisors (see below), whose sum is σ = 577510080. Its totient is φ = 509148288.

The previous prime is 543034399. The next prime is 543034423. The reversal of 543034421 is 124430345.

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 543034421 - 2²² = 538840117 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 (543034423) 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, 145481 + ... + 149166.

It is an arithmetic number, because the mean of its divisors is an integer number (72188760).

Almost surely, 2^543034421 is an apocalyptic number.

It is an amenable number.

543034421 is a deficient number, since it is larger than the sum of its proper divisors (34475659).

543034421 is a wasteful number, since it uses less digits than its factorization.

543034421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 294763.

The product of its (nonzero) digits is 5760, while the sum is 26.

The square root of 543034421 is about 23303.0989570057. The cubic root of 543034421 is about 815.8477489918.

Adding to 543034421 its reverse (124430345), we get a palindrome (667464766).

The spelling of 543034421 in words is "five hundred forty-three million, thirty-four thousand, four hundred twenty-one".