543455401 has 8 divisors (see below), whose sum is σ = 549565184. Its totient is φ = 537356160.

The previous prime is 543455399. The next prime is 543455417. The reversal of 543455401 is 104554345.

It is a happy number.

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 543455401 - 2¹ = 543455399 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (543459401) 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, 147856 + ... + 151486.

It is an arithmetic number, because the mean of its divisors is an integer number (68695648).

Almost surely, 2^543455401 is an apocalyptic number.

It is an amenable number.

543455401 is a deficient number, since it is larger than the sum of its proper divisors (6109783).

543455401 is a wasteful number, since it uses less digits than its factorization.

543455401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5271.

The product of its (nonzero) digits is 24000, while the sum is 31.

The square root of 543455401 is about 23312.1299112715. The cubic root of 543455401 is about 816.0585194680.

The spelling of 543455401 in words is "five hundred forty-three million, four hundred fifty-five thousand, four hundred one".