1225223339 has 2 divisors, whose sum is σ = 1225223340. Its totient is φ = 1225223338.

The previous prime is 1225223297. The next prime is 1225223359. The reversal of 1225223339 is 9333225221.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1225223339 is a prime.

It is not a weakly prime, because it can be changed into another prime (1225223359) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 612611669 + 612611670.

It is an arithmetic number, because the mean of its divisors is an integer number (612611670).

Almost surely, 2^1225223339 is an apocalyptic number.

1225223339 is a deficient number, since it is larger than the sum of its proper divisors (1).

1225223339 is an equidigital number, since it uses as much as digits as its factorization.

1225223339 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 19440, while the sum is 32.

The square root of 1225223339 is about 35003.1904117325. The cubic root of 1225223339 is about 1070.0525024461.

The spelling of 1225223339 in words is "one billion, two hundred twenty-five million, two hundred twenty-three thousand, three hundred thirty-nine".