213024073 has 2 divisors, whose sum is σ = 213024074. Its totient is φ = 213024072.

The previous prime is 213024047. The next prime is 213024079. The reversal of 213024073 is 370420312.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 212226624 + 797449 = 14568^2 + 893^2 .

It is a cyclic number.

It is not a de Polignac number, because 213024073 - 2¹⁷ = 212893001 is a prime.

It is not a weakly prime, because it can be changed into another prime (213024079) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106512036 + 106512037.

It is an arithmetic number, because the mean of its divisors is an integer number (106512037).

Almost surely, 2^213024073 is an apocalyptic number.

It is an amenable number.

213024073 is a deficient number, since it is larger than the sum of its proper divisors (1).

213024073 is an equidigital number, since it uses as much as digits as its factorization.

213024073 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1008, while the sum is 22.

The square root of 213024073 is about 14595.3442234159. The cubic root of 213024073 is about 597.2317597557.

Adding to 213024073 its reverse (370420312), we get a palindrome (583444385).

The spelling of 213024073 in words is "two hundred thirteen million, twenty-four thousand, seventy-three".