543478093 has 2 divisors, whose sum is σ = 543478094. Its totient is φ = 543478092.

The previous prime is 543478079. The next prime is 543478121. The reversal of 543478093 is 390874345.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 272316004 + 271162089 = 16502^2 + 16467^2 .

It is a cyclic number.

It is not a de Polignac number, because 543478093 - 2⁹ = 543477581 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (543478073) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 271739046 + 271739047.

It is an arithmetic number, because the mean of its divisors is an integer number (271739047).

Almost surely, 2^543478093 is an apocalyptic number.

It is an amenable number.

543478093 is a deficient number, since it is larger than the sum of its proper divisors (1).

543478093 is an equidigital number, since it uses as much as digits as its factorization.

543478093 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 362880, while the sum is 43.

The square root of 543478093 is about 23312.6166056065. The cubic root of 543478093 is about 816.0698774942.

The spelling of 543478093 in words is "five hundred forty-three million, four hundred seventy-eight thousand, ninety-three".