1344403311 has 8 divisors (see below), whose sum is σ = 1886881920. Its totient is φ = 849096792.

The previous prime is 1344403303. The next prime is 1344403321. The reversal of 1344403311 is 1133044431.

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

It is not a de Polignac number, because 1344403311 - 2³ = 1344403303 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1344403301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11792955 + ... + 11793068.

It is an arithmetic number, because the mean of its divisors is an integer number (235860240).

Almost surely, 2^1344403311 is an apocalyptic number.

1344403311 is a deficient number, since it is larger than the sum of its proper divisors (542478609).

1344403311 is a wasteful number, since it uses less digits than its factorization.

1344403311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23586045.

The product of its (nonzero) digits is 1728, while the sum is 24.

The square root of 1344403311 is about 36666.1057517703. The cubic root of 1344403311 is about 1103.6800468606.

Adding to 1344403311 its reverse (1133044431), we get a palindrome (2477447742).

The spelling of 1344403311 in words is "one billion, three hundred forty-four million, four hundred three thousand, three hundred eleven".