11243634223 has 2 divisors, whose sum is σ = 11243634224. Its totient is φ = 11243634222.

The previous prime is 11243634113. The next prime is 11243634263. The reversal of 11243634223 is 32243634211.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (32243634211) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11243634223 - 2²⁹ = 10706763311 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11243634263) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5621817111 + 5621817112.

It is an arithmetic number, because the mean of its divisors is an integer number (5621817112).

Almost surely, 2^11243634223 is an apocalyptic number.

11243634223 is a deficient number, since it is larger than the sum of its proper divisors (1).

11243634223 is an equidigital number, since it uses as much as digits as its factorization.

11243634223 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 20736, while the sum is 31.

The spelling of 11243634223 in words is "eleven billion, two hundred forty-three million, six hundred thirty-four thousand, two hundred twenty-three".