1227263 has 4 divisors (see below), whose sum is σ = 1255848. Its totient is φ = 1198680.

The previous prime is 1227241. The next prime is 1227271. The reversal of 1227263 is 3627221.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1227263 - 2¹⁴ = 1210879 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1227463) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14228 + ... + 14313.

It is an arithmetic number, because the mean of its divisors is an integer number (313962).

2^1227263 is an apocalyptic number.

1227263 is a deficient number, since it is larger than the sum of its proper divisors (28585).

1227263 is an equidigital number, since it uses as much as digits as its factorization.

1227263 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28584.

The product of its digits is 1008, while the sum is 23.

The square root of 1227263 is about 1107.8190285421. The cubic root of 1227263 is about 107.0645954620.

The spelling of 1227263 in words is "one million, two hundred twenty-seven thousand, two hundred sixty-three".