1344440323 has 8 divisors (see below), whose sum is σ = 1416432320. Its totient is φ = 1272571560.

The previous prime is 1344440303. The next prime is 1344440329. The reversal of 1344440323 is 3230444431.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1344440323 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1344440291 and 1344440300.

It is not an unprimeable number, because it can be changed into a prime (1344440329) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7965 + ... + 52462.

It is an arithmetic number, because the mean of its divisors is an integer number (177054040).

Almost surely, 2^1344440323 is an apocalyptic number.

1344440323 is a deficient number, since it is larger than the sum of its proper divisors (71991997).

1344440323 is a wasteful number, since it uses less digits than its factorization.

1344440323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61617.

The product of its (nonzero) digits is 13824, while the sum is 28.

The square root of 1344440323 is about 36666.6104651084. The cubic root of 1344440323 is about 1103.6901750294.

Adding to 1344440323 its reverse (3230444431), we get a palindrome (4574884754).

The spelling of 1344440323 in words is "one billion, three hundred forty-four million, four hundred forty thousand, three hundred twenty-three".