543554149 has 2 divisors, whose sum is σ = 543554150. Its totient is φ = 543554148.

The previous prime is 543554113. The next prime is 543554159. The reversal of 543554149 is 941455345.

543554149 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 462680100 + 80874049 = 21510^2 + 8993^2 .

It is a cyclic number.

It is not a de Polignac number, because 543554149 - 2⁷ = 543554021 is a prime.

It is a super-2 number, since 2×543554149² = 590902225790228402, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (543554159) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 271777074 + 271777075.

It is an arithmetic number, because the mean of its divisors is an integer number (271777075).

Almost surely, 2^543554149 is an apocalyptic number.

It is an amenable number.

543554149 is a deficient number, since it is larger than the sum of its proper divisors (1).

543554149 is an equidigital number, since it uses as much as digits as its factorization.

543554149 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 216000, while the sum is 40.

The square root of 543554149 is about 23314.2477682639. The cubic root of 543554149 is about 816.1079434969.

The spelling of 543554149 in words is "five hundred forty-three million, five hundred fifty-four thousand, one hundred forty-nine".