1114021144 has 8 divisors (see below), whose sum is σ = 2088789660. Its totient is φ = 557010568.

The previous prime is 1114021141. The next prime is 1114021159. The reversal of 1114021144 is 4411204111.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1114021141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 69626314 + ... + 69626329.

Almost surely, 2^1114021144 is an apocalyptic number.

It is an amenable number.

1114021144 is a deficient number, since it is larger than the sum of its proper divisors (974768516).

1114021144 is a wasteful number, since it uses less digits than its factorization.

1114021144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 139252649 (or 139252645 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 19.

The square root of 1114021144 is about 33376.9552835486. The cubic root of 1114021144 is about 1036.6475952879.

Adding to 1114021144 its reverse (4411204111), we get a palindrome (5525225255).

The spelling of 1114021144 in words is "one billion, one hundred fourteen million, twenty-one thousand, one hundred forty-four".