11234456689 has 2 divisors, whose sum is σ = 11234456690. Its totient is φ = 11234456688.

The previous prime is 11234456663. The next prime is 11234456719. The reversal of 11234456689 is 98665443211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7919576064 + 3314880625 = 88992^2 + 57575^2 .

It is a cyclic number.

It is not a de Polignac number, because 11234456689 - 2¹⁷ = 11234325617 is a prime.

It is a plaindrome in base 10.

It is not a weakly prime, because it can be changed into another prime (11234456089) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5617228344 + 5617228345.

It is an arithmetic number, because the mean of its divisors is an integer number (5617228345).

Almost surely, 2^11234456689 is an apocalyptic number.

It is an amenable number.

11234456689 is a deficient number, since it is larger than the sum of its proper divisors (1).

11234456689 is an equidigital number, since it uses as much as digits as its factorization.

11234456689 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1244160, while the sum is 49.

The spelling of 11234456689 in words is "eleven billion, two hundred thirty-four million, four hundred fifty-six thousand, six hundred eighty-nine".