4213543 has 2 divisors, whose sum is σ = 4213544. Its totient is φ = 4213542.

The previous prime is 4213519. The next prime is 4213567. The reversal of 4213543 is 3453124.

It is a balanced prime because it is at equal distance from previous prime (4213519) and next prime (4213567).

It is a cyclic number.

It is not a de Polignac number, because 4213543 - 2⁹ = 4213031 is a prime.

It is a super-2 number, since 2×4213543² = 35507889225698, which contains 22 as substring.

It is an Ulam number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4213043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2106771 + 2106772.

It is an arithmetic number, because the mean of its divisors is an integer number (2106772).

Almost surely, 2^4213543 is an apocalyptic number.

4213543 is a deficient number, since it is larger than the sum of its proper divisors (1).

4213543 is an equidigital number, since it uses as much as digits as its factorization.

4213543 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1440, while the sum is 22.

The square root of 4213543 is about 2052.6916475691. The cubic root of 4213543 is about 161.5160965083.

Adding to 4213543 its reverse (3453124), we get a palindrome (7666667).

The spelling of 4213543 in words is "four million, two hundred thirteen thousand, five hundred forty-three".