12922105 has 16 divisors (see below), whose sum is σ = 17823744. Its totient is φ = 8809920.

The previous prime is 12922103. The next prime is 12922111. The reversal of 12922105 is 50122921.

It is not a de Polignac number, because 12922105 - 2¹ = 12922103 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12922103) 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 in 15 ways as a sum of consecutive naturals, for example, 5719 + ... + 7651.

It is an arithmetic number, because the mean of its divisors is an integer number (1113984).

Almost surely, 2^12922105 is an apocalyptic number.

It is an amenable number.

12922105 is a deficient number, since it is larger than the sum of its proper divisors (4901639).

12922105 is a wasteful number, since it uses less digits than its factorization.

12922105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2136.

The product of its (nonzero) digits is 360, while the sum is 22.

The square root of 12922105 is about 3594.7329525293. The cubic root of 12922105 is about 234.6628937478.

The spelling of 12922105 in words is "twelve million, nine hundred twenty-two thousand, one hundred five".