1144330011 has 48 divisors (see below), whose sum is σ = 1887919488. Its totient is φ = 686880000.

The previous prime is 1144329997. The next prime is 1144330037. The reversal of 1144330011 is 1100334411.

It is not a de Polignac number, because 1144330011 - 2⁷ = 1144329883 is a prime.

It is a hoax number, since the sum of its digits (18) coincides with the sum of the digits of its distinct prime factors.

It is a zygodrome in base 10.

It is not an unprimeable number, because it can be changed into a prime (1144330511) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 284011 + ... + 288011.

It is an arithmetic number, because the mean of its divisors is an integer number (39331656).

Almost surely, 2^1144330011 is an apocalyptic number.

1144330011 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1144330011 is a deficient number, since it is larger than the sum of its proper divisors (743589477).

1144330011 is a wasteful number, since it uses less digits than its factorization.

1144330011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4134 (or 4122 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

The square root of 1144330011 is about 33827.9471886782. The cubic root of 1144330011 is about 1045.9648639102.

Adding to 1144330011 its reverse (1100334411), we get a palindrome (2244664422).

The spelling of 1144330011 in words is "one billion, one hundred forty-four million, three hundred thirty thousand, eleven".