126143 has 2 divisors, whose sum is σ = 126144. Its totient is φ = 126142.

The previous prime is 126131. The next prime is 126151. The reversal of 126143 is 341621.

126143 is nontrivially palindromic in base 13.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 126143 - 2⁴ = 126127 is a prime.

It is a Chen prime.

It is equal to p₁₁₈₃₄ and since 126143 and 11834 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 (126173) 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, 63071 + 63072.

It is an arithmetic number, because the mean of its divisors is an integer number (63072).

2¹²⁶¹⁴³ is an apocalyptic number.

126143 is a deficient number, since it is larger than the sum of its proper divisors (1).

126143 is an equidigital number, since it uses as much as digits as its factorization.

126143 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 144, while the sum is 17.

The square root of 126143 is about 355.1661582978. The cubic root of 126143 is about 50.1519378302.

Adding to 126143 its reverse (341621), we get a palindrome (467764).

The spelling of 126143 in words is "one hundred twenty-six thousand, one hundred forty-three".