1144341330 has 128 divisors (see below), whose sum is σ = 3060135936. Its totient is φ = 271564800.

The previous prime is 1144341323. The next prime is 1144341389. The reversal of 1144341330 is 331434411.

It is a self number, because there is not a number n which added to its sum of digits gives 1144341330.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 4452562 + ... + 4452818.

It is an arithmetic number, because the mean of its divisors is an integer number (23907312).

Almost surely, 2^1144341330 is an apocalyptic number.

1144341330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1144341330, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1530067968).

1144341330 is an abundant number, since it is smaller than the sum of its proper divisors (1915794606).

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

1144341330 is a wasteful number, since it uses less digits than its factorization.

1144341330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 512.

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

The square root of 1144341330 is about 33828.1144907605. The cubic root of 1144341330 is about 1045.9683125766.

Adding to 1144341330 its reverse (331434411), we get a palindrome (1475775741).

The spelling of 1144341330 in words is "one billion, one hundred forty-four million, three hundred forty-one thousand, three hundred thirty".