1422313309 has 2 divisors, whose sum is σ = 1422313310. Its totient is φ = 1422313308.

The previous prime is 1422313303. The next prime is 1422313339. The reversal of 1422313309 is 9033132241.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1398984409 + 23328900 = 37403^2 + 4830^2 .

It is a cyclic number.

It is not a de Polignac number, because 1422313309 - 2²¹ = 1420216157 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1422313303) 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, 711156654 + 711156655.

It is an arithmetic number, because the mean of its divisors is an integer number (711156655).

Almost surely, 2^1422313309 is an apocalyptic number.

It is an amenable number.

1422313309 is a deficient number, since it is larger than the sum of its proper divisors (1).

1422313309 is an equidigital number, since it uses as much as digits as its factorization.

1422313309 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3888, while the sum is 28.

The square root of 1422313309 is about 37713.5692954141. The cubic root of 1422313309 is about 1124.6008945452.

The spelling of 1422313309 in words is "one billion, four hundred twenty-two million, three hundred thirteen thousand, three hundred nine".