143032013 has 2 divisors, whose sum is σ = 143032014. Its totient is φ = 143032012.

The previous prime is 143031979. The next prime is 143032027. The reversal of 143032013 is 310230341.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 134258569 + 8773444 = 11587^2 + 2962^2 .

It is a cyclic number.

It is not a de Polignac number, because 143032013 - 2¹⁴ = 143015629 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 143031982 and 143032000.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (143032063) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71516006 + 71516007.

It is an arithmetic number, because the mean of its divisors is an integer number (71516007).

Almost surely, 2^143032013 is an apocalyptic number.

It is an amenable number.

143032013 is a deficient number, since it is larger than the sum of its proper divisors (1).

143032013 is an equidigital number, since it uses as much as digits as its factorization.

143032013 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 216, while the sum is 17.

The square root of 143032013 is about 11959.5991989698. The cubic root of 143032013 is about 522.9711727046.

Adding to 143032013 its reverse (310230341), we get a palindrome (453262354).

The spelling of 143032013 in words is "one hundred forty-three million, thirty-two thousand, thirteen".