1121244308 has 24 divisors (see below), whose sum is σ = 1989953448. Its totient is φ = 552738816.

The previous prime is 1121244281. The next prime is 1121244317. The reversal of 1121244308 is 8034421211.

It can be written as a sum of positive squares in 4 ways, for example, as 45535504 + 1075708804 = 6748^2 + 32798^2 .

It is a congruent number.

It is an unprimeable number.

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 in 7 ways as a sum of consecutive naturals, for example, 80810 + ... + 93662.

It is an arithmetic number, because the mean of its divisors is an integer number (82914727).

Almost surely, 2^1121244308 is an apocalyptic number.

It is an amenable number.

1121244308 is a deficient number, since it is larger than the sum of its proper divisors (868709140).

1121244308 is a wasteful number, since it uses less digits than its factorization.

1121244308 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13163 (or 13161 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 26.

The square root of 1121244308 is about 33484.9863072990. The cubic root of 1121244308 is about 1038.8832650549.

Adding to 1121244308 its reverse (8034421211), we get a palindrome (9155665519).

The spelling of 1121244308 in words is "one billion, one hundred twenty-one million, two hundred forty-four thousand, three hundred eight".