1120306636 has 6 divisors (see below), whose sum is σ = 1960536620. Its totient is φ = 560153316.

The previous prime is 1120306631. The next prime is 1120306637. The reversal of 1120306636 is 6366030211.

It is not an unprimeable number, because it can be changed into a prime (1120306631) 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, 140038326 + ... + 140038333.

Almost surely, 2^1120306636 is an apocalyptic number.

It is an amenable number.

1120306636 is a deficient number, since it is larger than the sum of its proper divisors (840229984).

1120306636 is a wasteful number, since it uses less digits than its factorization.

1120306636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 280076663 (or 280076661 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 28.

The square root of 1120306636 is about 33470.9819993379. The cubic root of 1120306636 is about 1038.5935858665.

Adding to 1120306636 its reverse (6366030211), we get a palindrome (7486336847).

The spelling of 1120306636 in words is "one billion, one hundred twenty million, three hundred six thousand, six hundred thirty-six".