1144132141 has 4 divisors (see below), whose sum is σ = 1155460284. Its totient is φ = 1132804000.

The previous prime is 1144132117. The next prime is 1144132163. The reversal of 1144132141 is 1412314411.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 742290025 + 401842116 = 27245^2 + 20046^2 .

It is a cyclic number.

It is not a de Polignac number, because 1144132141 - 2⁵ = 1144132109 is a prime.

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1144132441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5663920 + ... + 5664121.

It is an arithmetic number, because the mean of its divisors is an integer number (288865071).

Almost surely, 2^1144132141 is an apocalyptic number.

It is an amenable number.

1144132141 is a deficient number, since it is larger than the sum of its proper divisors (11328143).

1144132141 is a wasteful number, since it uses less digits than its factorization.

1144132141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11328142.

The product of its digits is 384, while the sum is 22.

The square root of 1144132141 is about 33825.0224094530. The cubic root of 1144132141 is about 1045.9045733193.

Adding to 1144132141 its reverse (1412314411), we get a palindrome (2556446552).

The spelling of 1144132141 in words is "one billion, one hundred forty-four million, one hundred thirty-two thousand, one hundred forty-one".