212003713 has 2 divisors, whose sum is σ = 212003714. Its totient is φ = 212003712.

The previous prime is 212003683. The next prime is 212003783. The reversal of 212003713 is 317300212.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 184199184 + 27804529 = 13572^2 + 5273^2 .

It is a cyclic number.

It is not a de Polignac number, because 212003713 - 2²¹ = 209906561 is a prime.

It is not a weakly prime, because it can be changed into another prime (212003783) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106001856 + 106001857.

It is an arithmetic number, because the mean of its divisors is an integer number (106001857).

Almost surely, 2^212003713 is an apocalyptic number.

It is an amenable number.

212003713 is a deficient number, since it is larger than the sum of its proper divisors (1).

212003713 is an equidigital number, since it uses as much as digits as its factorization.

212003713 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 252, while the sum is 19.

The square root of 212003713 is about 14560.3472829462. The cubic root of 212003713 is about 596.2766768270.

Adding to 212003713 its reverse (317300212), we get a palindrome (529303925).

The spelling of 212003713 in words is "two hundred twelve million, three thousand, seven hundred thirteen".