10923168209 has 2 divisors, whose sum is σ = 10923168210. Its totient is φ = 10923168208.

The previous prime is 10923168197. The next prime is 10923168233. The reversal of 10923168209 is 90286132901.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8598481984 + 2324686225 = 92728^2 + 48215^2 .

It is a cyclic number.

It is not a de Polignac number, because 10923168209 - 2²⁴ = 10906390993 is a prime.

It is not a weakly prime, because it can be changed into another prime (10923168259) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5461584104 + 5461584105.

It is an arithmetic number, because the mean of its divisors is an integer number (5461584105).

Almost surely, 2^10923168209 is an apocalyptic number.

It is an amenable number.

10923168209 is a deficient number, since it is larger than the sum of its proper divisors (1).

10923168209 is an equidigital number, since it uses as much as digits as its factorization.

10923168209 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 46656, while the sum is 41.

The spelling of 10923168209 in words is "ten billion, nine hundred twenty-three million, one hundred sixty-eight thousand, two hundred nine".