1343444144 has 40 divisors (see below), whose sum is σ = 2976499968. Its totient is φ = 575426880.

The previous prime is 1343444119. The next prime is 1343444147. The reversal of 1343444144 is 4414443431.

It is a self number, because there is not a number n which added to its sum of digits gives 1343444144.

It is not an unprimeable number, because it can be changed into a prime (1343444147) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 341549 + ... + 345459.

Almost surely, 2^1343444144 is an apocalyptic number.

1343444144 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1343444144 is an abundant number, since it is smaller than the sum of its proper divisors (1633055824).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1343444144 is a wasteful number, since it uses less digits than its factorization.

1343444144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6993 (or 6987 counting only the distinct ones).

The product of its digits is 36864, while the sum is 32.

The square root of 1343444144 is about 36653.0236679049. The cubic root of 1343444144 is about 1103.4175102326.

Adding to 1343444144 its reverse (4414443431), we get a palindrome (5757887575).

The spelling of 1343444144 in words is "one billion, three hundred forty-three million, four hundred forty-four thousand, one hundred forty-four".