1344440329 has 2 divisors, whose sum is σ = 1344440330. Its totient is φ = 1344440328.

The previous prime is 1344440303. The next prime is 1344440353. The reversal of 1344440329 is 9230444431.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1343369104 + 1071225 = 36652^2 + 1035^2 .

It is a cyclic number.

It is not a de Polignac number, because 1344440329 - 2¹³ = 1344432137 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1344440294 and 1344440303.

It is not a weakly prime, because it can be changed into another prime (1344440129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 672220164 + 672220165.

It is an arithmetic number, because the mean of its divisors is an integer number (672220165).

Almost surely, 2^1344440329 is an apocalyptic number.

It is an amenable number.

1344440329 is a deficient number, since it is larger than the sum of its proper divisors (1).

1344440329 is an equidigital number, since it uses as much as digits as its factorization.

1344440329 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 41472, while the sum is 34.

The square root of 1344440329 is about 36666.6105469268. The cubic root of 1344440329 is about 1103.6901766712.

The spelling of 1344440329 in words is "one billion, three hundred forty-four million, four hundred forty thousand, three hundred twenty-nine".