143536213 has 2 divisors, whose sum is σ = 143536214. Its totient is φ = 143536212.

The previous prime is 143536207. The next prime is 143536259. The reversal of 143536213 is 312635341.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 126832644 + 16703569 = 11262^2 + 4087^2 .

It is a cyclic number.

It is not a de Polignac number, because 143536213 - 2⁵ = 143536181 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (143536273) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71768106 + 71768107.

It is an arithmetic number, because the mean of its divisors is an integer number (71768107).

Almost surely, 2^143536213 is an apocalyptic number.

It is an amenable number.

143536213 is a deficient number, since it is larger than the sum of its proper divisors (1).

143536213 is an equidigital number, since it uses as much as digits as its factorization.

143536213 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6480, while the sum is 28.

The square root of 143536213 is about 11980.6599567803. The cubic root of 143536213 is about 523.5849579946.

The spelling of 143536213 in words is "one hundred forty-three million, five hundred thirty-six thousand, two hundred thirteen".