1223302247 has 2 divisors, whose sum is σ = 1223302248. Its totient is φ = 1223302246.

The previous prime is 1223302243. The next prime is 1223302259. The reversal of 1223302247 is 7422033221.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1223302247 - 2² = 1223302243 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1223302243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 611651123 + 611651124.

It is an arithmetic number, because the mean of its divisors is an integer number (611651124).

Almost surely, 2^1223302247 is an apocalyptic number.

1223302247 is a deficient number, since it is larger than the sum of its proper divisors (1).

1223302247 is an equidigital number, since it uses as much as digits as its factorization.

1223302247 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4032, while the sum is 26.

The square root of 1223302247 is about 34975.7379764888. The cubic root of 1223302247 is about 1069.4929460586.

Adding to 1223302247 its reverse (7422033221), we get a palindrome (8645335468).

The spelling of 1223302247 in words is "one billion, two hundred twenty-three million, three hundred two thousand, two hundred forty-seven".