1444434413 has 2 divisors, whose sum is σ = 1444434414. Its totient is φ = 1444434412.

The previous prime is 1444434361. The next prime is 1444434419. The reversal of 1444434413 is 3144344441.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 977312644 + 467121769 = 31262^2 + 21613^2 .

It is a cyclic number.

It is not a de Polignac number, because 1444434413 - 2¹⁴ = 1444418029 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1444434413.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1444434419) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 722217206 + 722217207.

It is an arithmetic number, because the mean of its divisors is an integer number (722217207).

Almost surely, 2^1444434413 is an apocalyptic number.

It is an amenable number.

1444434413 is a deficient number, since it is larger than the sum of its proper divisors (1).

1444434413 is an equidigital number, since it uses as much as digits as its factorization.

1444434413 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 36864, while the sum is 32.

The square root of 1444434413 is about 38005.7155306935. The cubic root of 1444434413 is about 1130.4011975051.

Adding to 1444434413 its reverse (3144344441), we get a palindrome (4588778854).

The spelling of 1444434413 in words is "one billion, four hundred forty-four million, four hundred thirty-four thousand, four hundred thirteen".