1144032111 has 12 divisors (see below), whose sum is σ = 1654184688. Its totient is φ = 761906304.

The previous prime is 1144032089. The next prime is 1144032163. The reversal of 1144032111 is 1112304411.

1144032111 is a `hidden beast` number, since 11 + 440 + 3 + 211 + 1 = 666.

It is not a de Polignac number, because 1144032111 - 2⁵ = 1144032079 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1144022111) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 55810 + ... + 73503.

It is an arithmetic number, because the mean of its divisors is an integer number (137848724).

Almost surely, 2^1144032111 is an apocalyptic number.

1144032111 is a deficient number, since it is larger than the sum of its proper divisors (510152577).

1144032111 is a wasteful number, since it uses less digits than its factorization.

1144032111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130302 (or 130299 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

The square root of 1144032111 is about 33823.5437380532. The cubic root of 1144032111 is about 1045.8740917342.

Adding to 1144032111 its reverse (1112304411), we get a palindrome (2256336522).

The spelling of 1144032111 in words is "one billion, one hundred forty-four million, thirty-two thousand, one hundred eleven".