1122243616 has 24 divisors (see below), whose sum is σ = 2379373164. Its totient is φ = 517958400.

The previous prime is 1122243613. The next prime is 1122243637. The reversal of 1122243616 is 6163422211.

It can be written as a sum of positive squares in 2 ways, for example, as 1009968400 + 112275216 = 31780^2 + 10596^2 .

It is not an unprimeable number, because it can be changed into a prime (1122243613) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1348435 + ... + 1349266.

Almost surely, 2^1122243616 is an apocalyptic number.

1122243616 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1122243616 is an abundant number, since it is smaller than the sum of its proper divisors (1257129548).

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

1122243616 is a wasteful number, since it uses less digits than its factorization.

1122243616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2697724 (or 2697716 counting only the distinct ones).

The product of its digits is 3456, while the sum is 28.

The square root of 1122243616 is about 33499.9047162824. The cubic root of 1122243616 is about 1039.1918080079.

Adding to 1122243616 its reverse (6163422211), we get a palindrome (7285665827).

The spelling of 1122243616 in words is "one billion, one hundred twenty-two million, two hundred forty-three thousand, six hundred sixteen".