143230123 has 2 divisors, whose sum is σ = 143230124. Its totient is φ = 143230122.

The previous prime is 143230091. The next prime is 143230133. The reversal of 143230123 is 321032341.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 143230123 - 2⁵ = 143230091 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a self number, because there is not a number n which added to its sum of digits gives 143230123.

It is not a weakly prime, because it can be changed into another prime (143230133) 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, 71615061 + 71615062.

It is an arithmetic number, because the mean of its divisors is an integer number (71615062).

Almost surely, 2^143230123 is an apocalyptic number.

143230123 is a deficient number, since it is larger than the sum of its proper divisors (1).

143230123 is an equidigital number, since it uses as much as digits as its factorization.

143230123 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 143230123 is about 11967.8788011911. The cubic root of 143230123 is about 523.2125126669.

Adding to 143230123 its reverse (321032341), we get a palindrome (464262464).

The spelling of 143230123 in words is "one hundred forty-three million, two hundred thirty thousand, one hundred twenty-three".