12226051 has 2 divisors, whose sum is σ = 12226052. Its totient is φ = 12226050.

The previous prime is 12226033. The next prime is 12226057. The reversal of 12226051 is 15062221.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12226051 - 2⁷ = 12225923 is a prime.

It is not a weakly prime, because it can be changed into another prime (12226057) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6113025 + 6113026.

It is an arithmetic number, because the mean of its divisors is an integer number (6113026).

Almost surely, 2^12226051 is an apocalyptic number.

12226051 is a deficient number, since it is larger than the sum of its proper divisors (1).

12226051 is an equidigital number, since it uses as much as digits as its factorization.

12226051 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 240, while the sum is 19.

The square root of 12226051 is about 3496.5770404783. The cubic root of 12226051 is about 230.3714916481.

Adding to 12226051 its reverse (15062221), we get a palindrome (27288272).

The spelling of 12226051 in words is "twelve million, two hundred twenty-six thousand, fifty-one".