1141323144 has 32 divisors (see below), whose sum is σ = 3072793920. Its totient is φ = 351176256.

The previous prime is 1141323133. The next prime is 1141323151. The reversal of 1141323144 is 4413231411.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 1828732 + ... + 1829355.

It is an arithmetic number, because the mean of its divisors is an integer number (96024810).

Almost surely, 2^1141323144 is an apocalyptic number.

It is an amenable number.

1141323144 is an abundant number, since it is smaller than the sum of its proper divisors (1931470776).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1141323144 is a wasteful number, since it uses less digits than its factorization.

1141323144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3658109 (or 3658105 counting only the distinct ones).

The product of its digits is 1152, while the sum is 24.

The square root of 1141323144 is about 33783.4744216755. The cubic root of 1141323144 is about 1045.0479268023.

Adding to 1141323144 its reverse (4413231411), we get a palindrome (5554554555).

The spelling of 1141323144 in words is "one billion, one hundred forty-one million, three hundred twenty-three thousand, one hundred forty-four".