1344221423 has 8 divisors (see below), whose sum is σ = 1364441760. Its totient is φ = 1324136800.

The previous prime is 1344221413. The next prime is 1344221447. The reversal of 1344221423 is 3241224431.

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

It is a cyclic number.

It is not a de Polignac number, because 1344221423 - 2⁸ = 1344221167 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1344221392 and 1344221401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1344221413) 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, 13883 + ... + 53676.

It is an arithmetic number, because the mean of its divisors is an integer number (170555220).

Almost surely, 2^1344221423 is an apocalyptic number.

1344221423 is a deficient number, since it is larger than the sum of its proper divisors (20220337).

1344221423 is a wasteful number, since it uses less digits than its factorization.

1344221423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67857.

The product of its digits is 4608, while the sum is 26.

The square root of 1344221423 is about 36663.6253390196. The cubic root of 1344221423 is about 1103.6302713186.

Adding to 1344221423 its reverse (3241224431), we get a palindrome (4585445854).

The spelling of 1344221423 in words is "one billion, three hundred forty-four million, two hundred twenty-one thousand, four hundred twenty-three".