143234243 has 2 divisors, whose sum is σ = 143234244. Its totient is φ = 143234242.

The previous prime is 143234213. The next prime is 143234251. The reversal of 143234243 is 342432341.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 143234243 - 2¹² = 143230147 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (143234213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71617121 + 71617122.

It is an arithmetic number, because the mean of its divisors is an integer number (71617122).

Almost surely, 2^143234243 is an apocalyptic number.

143234243 is a deficient number, since it is larger than the sum of its proper divisors (1).

143234243 is an equidigital number, since it uses as much as digits as its factorization.

143234243 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6912, while the sum is 26.

The square root of 143234243 is about 11968.0509273649. The cubic root of 143234243 is about 523.2175293371.

Adding to 143234243 its reverse (342432341), we get a palindrome (485666584).

The spelling of 143234243 in words is "one hundred forty-three million, two hundred thirty-four thousand, two hundred forty-three".