143029213 has 2 divisors, whose sum is σ = 143029214. Its totient is φ = 143029212.

The previous prime is 143029153. The next prime is 143029241. The reversal of 143029213 is 312920341.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 98366724 + 44662489 = 9918^2 + 6683^2 .

It is an emirp because it is prime and its reverse (312920341) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-143029213 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (143023213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71514606 + 71514607.

It is an arithmetic number, because the mean of its divisors is an integer number (71514607).

Almost surely, 2^143029213 is an apocalyptic number.

It is an amenable number.

143029213 is a deficient number, since it is larger than the sum of its proper divisors (1).

143029213 is an equidigital number, since it uses as much as digits as its factorization.

143029213 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1296, while the sum is 25.

The square root of 143029213 is about 11959.4821376178. The cubic root of 143029213 is about 522.9677601146.

Adding to 143029213 its reverse (312920341), we get a palindrome (455949554).

The spelling of 143029213 in words is "one hundred forty-three million, twenty-nine thousand, two hundred thirteen".