1144444130 has 32 divisors (see below), whose sum is σ = 2088964080. Its totient is φ = 451379200.

The previous prime is 1144444099. The next prime is 1144444201. The reversal of 1144444130 is 314444411.

It can be written as a sum of positive squares in 8 ways, for example, as 893950201 + 250493929 = 29899^2 + 15827^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1144444130.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 257366 + ... + 261774.

Almost surely, 2^1144444130 is an apocalyptic number.

1144444130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1144444130 is a deficient number, since it is larger than the sum of its proper divisors (944519950).

1144444130 is a wasteful number, since it uses less digits than its factorization.

1144444130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4774.

The product of its (nonzero) digits is 3072, while the sum is 26.

The square root of 1144444130 is about 33829.6339028373. The cubic root of 1144444130 is about 1045.9996325800. Note that the first 3 decimals are identical.

Adding to 1144444130 its reverse (314444411), we get a palindrome (1458888541).

The spelling of 1144444130 in words is "one billion, one hundred forty-four million, four hundred forty-four thousand, one hundred thirty".