4509143 has 2 divisors, whose sum is σ = 4509144. Its totient is φ = 4509142.

The previous prime is 4509119. The next prime is 4509149. The reversal of 4509143 is 3419054.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4509143 - 2⁸ = 4508887 is a prime.

It is equal to p₃₁₆₅₄₇ and since 4509143 and 316547 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4509149) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2254571 + 2254572.

It is an arithmetic number, because the mean of its divisors is an integer number (2254572).

Almost surely, 2^4509143 is an apocalyptic number.

4509143 is a deficient number, since it is larger than the sum of its proper divisors (1).

4509143 is an equidigital number, since it uses as much as digits as its factorization.

4509143 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2160, while the sum is 26.

The square root of 4509143 is about 2123.4742758037. The cubic root of 4509143 is about 165.2080998438.

The spelling of 4509143 in words is "four million, five hundred nine thousand, one hundred forty-three".