1423332329 has 2 divisors, whose sum is σ = 1423332330. Its totient is φ = 1423332328.

The previous prime is 1423332221. The next prime is 1423332353. The reversal of 1423332329 is 9232333241.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1025728729 + 397603600 = 32027^2 + 19940^2 .

It is an emirp because it is prime and its reverse (9232333241) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1423332329 - 2¹² = 1423328233 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1423332295 and 1423332304.

It is not a weakly prime, because it can be changed into another prime (1423332629) 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, 711666164 + 711666165.

It is an arithmetic number, because the mean of its divisors is an integer number (711666165).

Almost surely, 2^1423332329 is an apocalyptic number.

It is an amenable number.

1423332329 is a deficient number, since it is larger than the sum of its proper divisors (1).

1423332329 is an equidigital number, since it uses as much as digits as its factorization.

1423332329 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 23328, while the sum is 32.

The square root of 1423332329 is about 37727.0768679472. The cubic root of 1423332329 is about 1124.8694048240.

It can be divided in two parts, 142333232 and 9, that added together give a palindrome (142333241).

The spelling of 1423332329 in words is "one billion, four hundred twenty-three million, three hundred thirty-two thousand, three hundred twenty-nine".