5558143 has 2 divisors, whose sum is σ = 5558144. Its totient is φ = 5558142.

The previous prime is 5558123. The next prime is 5558191. The reversal of 5558143 is 3418555.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5558143 - 2⁹ = 5557631 is a prime.

5558143 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5558123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2779071 + 2779072.

It is an arithmetic number, because the mean of its divisors is an integer number (2779072).

Almost surely, 2^5558143 is an apocalyptic number.

5558143 is a deficient number, since it is larger than the sum of its proper divisors (1).

5558143 is an equidigital number, since it uses as much as digits as its factorization.

5558143 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12000, while the sum is 31.

The square root of 5558143 is about 2357.5714199150. The cubic root of 5558143 is about 177.1372529630.

The spelling of 5558143 in words is "five million, five hundred fifty-eight thousand, one hundred forty-three".