1226339 has 2 divisors, whose sum is σ = 1226340. Its totient is φ = 1226338.

The previous prime is 1226321. The next prime is 1226341. The reversal of 1226339 is 9336221.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1226339 - 2⁸ = 1226083 is a prime.

It is a Sophie Germain prime.

Together with 1226341, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (1226539) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 613169 + 613170.

It is an arithmetic number, because the mean of its divisors is an integer number (613170).

2^1226339 is an apocalyptic number.

1226339 is a deficient number, since it is larger than the sum of its proper divisors (1).

1226339 is an equidigital number, since it uses as much as digits as its factorization.

1226339 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1944, while the sum is 26.

The square root of 1226339 is about 1107.4019143924. The cubic root of 1226339 is about 107.0377192548.

The spelling of 1226339 in words is "one million, two hundred twenty-six thousand, three hundred thirty-nine".