1226371163 has 2 divisors, whose sum is σ = 1226371164. Its totient is φ = 1226371162.

The previous prime is 1226371121. The next prime is 1226371183. The reversal of 1226371163 is 3611736221.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1226371163 - 2¹⁰ = 1226370139 is a prime.

It is a super-3 number, since 3×1226371163³ (a number of 28 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (1226371183) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 613185581 + 613185582.

It is an arithmetic number, because the mean of its divisors is an integer number (613185582).

Almost surely, 2^1226371163 is an apocalyptic number.

1226371163 is a deficient number, since it is larger than the sum of its proper divisors (1).

1226371163 is an equidigital number, since it uses as much as digits as its factorization.

1226371163 is an evil number, because the sum of its binary digits is even.

The product of its digits is 9072, while the sum is 32.

The square root of 1226371163 is about 35019.5825646166. The cubic root of 1226371163 is about 1070.3865500047.

The spelling of 1226371163 in words is "one billion, two hundred twenty-six million, three hundred seventy-one thousand, one hundred sixty-three".