342143 has 2 divisors, whose sum is σ = 342144. Its totient is φ = 342142.

The previous prime is 342131. The next prime is 342179. The reversal of 342143 is 341243.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 342143 - 2¹⁸ = 79999 is a prime.

It is a Sophie Germain prime.

It is a plaindrome in base 6 and base 12.

It is a zygodrome in base 6.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 342143.

It is not a weakly prime, because it can be changed into another prime (342343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171071 + 171072.

It is an arithmetic number, because the mean of its divisors is an integer number (171072).

2³⁴²¹⁴³ is an apocalyptic number.

342143 is a deficient number, since it is larger than the sum of its proper divisors (1).

342143 is an equidigital number, since it uses as much as digits as its factorization.

342143 is an evil number, because the sum of its binary digits is even.

The product of its digits is 288, while the sum is 17.

The square root of 342143 is about 584.9299103311. The cubic root of 342143 is about 69.9416520583.

Adding to 342143 its reverse (341243), we get a palindrome (683386).

Subtracting from 342143 its reverse (341243), we obtain a square (900 = 30²).

The spelling of 342143 in words is "three hundred forty-two thousand, one hundred forty-three", and thus it is an iban number.