1116144884 has 6 divisors (see below), whose sum is σ = 1953253554. Its totient is φ = 558072440.

The previous prime is 1116144881. The next prime is 1116144889. The reversal of 1116144884 is 4884416111.

It can be written as a sum of positive squares in only one way, i.e., 972816100 + 143328784 = 31190^2 + 11972^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1116144881) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 139518107 + ... + 139518114.

It is an arithmetic number, because the mean of its divisors is an integer number (325542259).

Almost surely, 2^1116144884 is an apocalyptic number.

It is an amenable number.

1116144884 is a deficient number, since it is larger than the sum of its proper divisors (837108670).

1116144884 is a wasteful number, since it uses less digits than its factorization.

1116144884 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 279036225 (or 279036223 counting only the distinct ones).

The product of its digits is 24576, while the sum is 38.

The square root of 1116144884 is about 33408.7546011521. The cubic root of 1116144884 is about 1037.3059228403.

The spelling of 1116144884 in words is "one billion, one hundred sixteen million, one hundred forty-four thousand, eight hundred eighty-four".