1226026163 has 2 divisors, whose sum is σ = 1226026164. Its totient is φ = 1226026162.

The previous prime is 1226026159. The next prime is 1226026169. The reversal of 1226026163 is 3616206221.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1226026163 - 2² = 1226026159 is a prime.

It is not a weakly prime, because it can be changed into another prime (1226026169) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 613013081 + 613013082.

It is an arithmetic number, because the mean of its divisors is an integer number (613013082).

Almost surely, 2^1226026163 is an apocalyptic number.

1226026163 is a deficient number, since it is larger than the sum of its proper divisors (1).

1226026163 is an equidigital number, since it uses as much as digits as its factorization.

1226026163 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5184, while the sum is 29.

The square root of 1226026163 is about 35014.6564027123. The cubic root of 1226026163 is about 1070.2861676721.

The spelling of 1226026163 in words is "one billion, two hundred twenty-six million, twenty-six thousand, one hundred sixty-three".