1322229959 has 2 divisors, whose sum is σ = 1322229960. Its totient is φ = 1322229958.

The previous prime is 1322229917. The next prime is 1322229971. The reversal of 1322229959 is 9599222231.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1322229959 - 2²⁰ = 1321181383 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1322228959) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 661114979 + 661114980.

It is an arithmetic number, because the mean of its divisors is an integer number (661114980).

Almost surely, 2^1322229959 is an apocalyptic number.

1322229959 is a deficient number, since it is larger than the sum of its proper divisors (1).

1322229959 is an equidigital number, since it uses as much as digits as its factorization.

1322229959 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 174960, while the sum is 44.

The square root of 1322229959 is about 36362.4800996852. The cubic root of 1322229959 is about 1097.5786848663.

The spelling of 1322229959 in words is "one billion, three hundred twenty-two million, two hundred twenty-nine thousand, nine hundred fifty-nine".