1144340330 has 16 divisors (see below), whose sum is σ = 2354071680. Its totient is φ = 392345232.

The previous prime is 1144340269. The next prime is 1144340383. The reversal of 1144340330 is 330434411.

It is a junction number, because it is equal to n+sod(n) for n = 1144340296 and 1144340305.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8173790 + ... + 8173929.

It is an arithmetic number, because the mean of its divisors is an integer number (147129480).

Almost surely, 2^1144340330 is an apocalyptic number.

1144340330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1144340330 is an abundant number, since it is smaller than the sum of its proper divisors (1209731350).

1144340330 is a wasteful number, since it uses less digits than its factorization.

1144340330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16347733.

The product of its (nonzero) digits is 1728, while the sum is 23.

The square root of 1144340330 is about 33828.0997101522. The cubic root of 1144340330 is about 1045.9680078981.

Adding to 1144340330 its reverse (330434411), we get a palindrome (1474774741).

The spelling of 1144340330 in words is "one billion, one hundred forty-four million, three hundred forty thousand, three hundred thirty".