1144981822 has 16 divisors (see below), whose sum is σ = 1728604800. Its totient is φ = 568792480.

The previous prime is 1144981813. The next prime is 1144981829. The reversal of 1144981822 is 2281894411.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1144981829) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 206547 + ... + 212017.

It is an arithmetic number, because the mean of its divisors is an integer number (108037800).

Almost surely, 2^1144981822 is an apocalyptic number.

1144981822 is a deficient number, since it is larger than the sum of its proper divisors (583622978).

1144981822 is a wasteful number, since it uses less digits than its factorization.

1144981822 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6131.

The product of its digits is 36864, while the sum is 40.

The square root of 1144981822 is about 33837.5800257643. The cubic root of 1144981822 is about 1046.1634202685.

The spelling of 1144981822 in words is "one billion, one hundred forty-four million, nine hundred eighty-one thousand, eight hundred twenty-two".