1444412323 has 2 divisors, whose sum is σ = 1444412324. Its totient is φ = 1444412322.

The previous prime is 1444412311. The next prime is 1444412369. The reversal of 1444412323 is 3232144441.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1444412323 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1444412291 and 1444412300.

It is not a weakly prime, because it can be changed into another prime (1444412923) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 722206161 + 722206162.

It is an arithmetic number, because the mean of its divisors is an integer number (722206162).

Almost surely, 2^1444412323 is an apocalyptic number.

1444412323 is a deficient number, since it is larger than the sum of its proper divisors (1).

1444412323 is an equidigital number, since it uses as much as digits as its factorization.

1444412323 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 9216, while the sum is 28.

The square root of 1444412323 is about 38005.4249153986. The cubic root of 1444412323 is about 1130.3954349983.

Adding to 1444412323 its reverse (3232144441), we get a palindrome (4676556764).

The spelling of 1444412323 in words is "one billion, four hundred forty-four million, four hundred twelve thousand, three hundred twenty-three".