143321341 has 2 divisors, whose sum is σ = 143321342. Its totient is φ = 143321340.

The previous prime is 143321327. The next prime is 143321429. The reversal of 143321341 is 143123341.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 92256025 + 51065316 = 9605^2 + 7146^2 .

It is a cyclic number.

It is not a de Polignac number, because 143321341 - 2⁵ = 143321309 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (143321641) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71660670 + 71660671.

It is an arithmetic number, because the mean of its divisors is an integer number (71660671).

Almost surely, 2^143321341 is an apocalyptic number.

It is an amenable number.

143321341 is a deficient number, since it is larger than the sum of its proper divisors (1).

143321341 is an equidigital number, since it uses as much as digits as its factorization.

143321341 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 864, while the sum is 22.

The square root of 143321341 is about 11971.6891456469. The cubic root of 143321341 is about 523.3235607012.

Adding to 143321341 its reverse (143123341), we get a palindrome (286444682).

The spelling of 143321341 in words is "one hundred forty-three million, three hundred twenty-one thousand, three hundred forty-one".