143422303 has 2 divisors, whose sum is σ = 143422304. Its totient is φ = 143422302.

The previous prime is 143422289. The next prime is 143422327. The reversal of 143422303 is 303224341.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 143422303 - 2⁵ = 143422271 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (143422003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71711151 + 71711152.

It is an arithmetic number, because the mean of its divisors is an integer number (71711152).

Almost surely, 2^143422303 is an apocalyptic number.

143422303 is a deficient number, since it is larger than the sum of its proper divisors (1).

143422303 is an equidigital number, since it uses as much as digits as its factorization.

143422303 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1728, while the sum is 22.

The square root of 143422303 is about 11975.9051014944. The cubic root of 143422303 is about 523.4464160768.

Adding to 143422303 its reverse (303224341), we get a palindrome (446646644).

The spelling of 143422303 in words is "one hundred forty-three million, four hundred twenty-two thousand, three hundred three".