1344221727 has 8 divisors (see below), whose sum is σ = 1795860864. Its totient is φ = 894365208.

The previous prime is 1344221689. The next prime is 1344221741. The reversal of 1344221727 is 7271224431.

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

It is not a de Polignac number, because 1344221727 - 2⁸ = 1344221471 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1344221227) 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, 443893 + ... + 446910.

It is an arithmetic number, because the mean of its divisors is an integer number (224482608).

Almost surely, 2^1344221727 is an apocalyptic number.

1344221727 is a deficient number, since it is larger than the sum of its proper divisors (451639137).

1344221727 is an equidigital number, since it uses as much as digits as its factorization.

1344221727 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 891309.

The product of its digits is 18816, while the sum is 33.

The square root of 1344221727 is about 36663.6294848178. The cubic root of 1344221727 is about 1103.6303545151.

The spelling of 1344221727 in words is "one billion, three hundred forty-four million, two hundred twenty-one thousand, seven hundred twenty-seven".