143423313 has 8 divisors (see below), whose sum is σ = 208615776. Its totient is φ = 86923200.

The previous prime is 143423309. The next prime is 143423317. The reversal of 143423313 is 313324341.

It is an interprime number because it is at equal distance from previous prime (143423309) and next prime (143423317).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 143423313 - 2² = 143423309 is a prime.

It is not an unprimeable number, because it can be changed into a prime (143423317) 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 in 7 ways as a sum of consecutive naturals, for example, 2173048 + ... + 2173113.

It is an arithmetic number, because the mean of its divisors is an integer number (26076972).

Almost surely, 2^143423313 is an apocalyptic number.

It is an amenable number.

143423313 is a deficient number, since it is larger than the sum of its proper divisors (65192463).

143423313 is a wasteful number, since it uses less digits than its factorization.

143423313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4346175.

The product of its digits is 2592, while the sum is 24.

The square root of 143423313 is about 11975.9472694230. The cubic root of 143423313 is about 523.4476448017.

Adding to 143423313 its reverse (313324341), we get a palindrome (456747654).

The spelling of 143423313 in words is "one hundred forty-three million, four hundred twenty-three thousand, three hundred thirteen".