211324599653 has 2 divisors, whose sum is σ = 211324599654. Its totient is φ = 211324599652.

The previous prime is 211324599643. The next prime is 211324599667. The reversal of 211324599653 is 356995423112.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 209249523844 + 2075075809 = 457438^2 + 45553^2 .

It is a cyclic number.

It is not a de Polignac number, because 211324599653 - 2¹² = 211324595557 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (211324599623) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105662299826 + 105662299827.

It is an arithmetic number, because the mean of its divisors is an integer number (105662299827).

Almost surely, 2^211324599653 is an apocalyptic number.

It is an amenable number.

211324599653 is a deficient number, since it is larger than the sum of its proper divisors (1).

211324599653 is an equidigital number, since it uses as much as digits as its factorization.

211324599653 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1749600, while the sum is 50.

The spelling of 211324599653 in words is "two hundred eleven billion, three hundred twenty-four million, five hundred ninety-nine thousand, six hundred fifty-three".