143332213 has 8 divisors (see below), whose sum is σ = 144648000. Its totient is φ = 142020768.

The previous prime is 143332177. The next prime is 143332247. The reversal of 143332213 is 312233341.

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

It is a cyclic number.

It is not a de Polignac number, because 143332213 - 2¹⁷ = 143201141 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (143332613) 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, 136113 + ... + 137161.

It is an arithmetic number, because the mean of its divisors is an integer number (18081000).

Almost surely, 2^143332213 is an apocalyptic number.

It is an amenable number.

143332213 is a deficient number, since it is larger than the sum of its proper divisors (1315787).

143332213 is a wasteful number, since it uses less digits than its factorization.

143332213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2171.

The product of its digits is 1296, while the sum is 22.

The square root of 143332213 is about 11972.1432082982. The cubic root of 143332213 is about 523.3367930406.

Adding to 143332213 its reverse (312233341), we get a palindrome (455565554).

The spelling of 143332213 in words is "one hundred forty-three million, three hundred thirty-two thousand, two hundred thirteen".