1121027786 has 16 divisors (see below), whose sum is σ = 1711600800. Its totient is φ = 550542960.

The previous prime is 1121027783. The next prime is 1121027819. The reversal of 1121027786 is 6877201211.

It is not an unprimeable number, because it can be changed into a prime (1121027783) 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 in 7 ways as a sum of consecutive naturals, for example, 34781 + ... + 58751.

It is an arithmetic number, because the mean of its divisors is an integer number (106975050).

Almost surely, 2^1121027786 is an apocalyptic number.

1121027786 is a deficient number, since it is larger than the sum of its proper divisors (590573014).

1121027786 is a wasteful number, since it uses less digits than its factorization.

1121027786 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24389.

The product of its (nonzero) digits is 9408, while the sum is 35.

The square root of 1121027786 is about 33481.7530305688. The cubic root of 1121027786 is about 1038.8163882938.

Adding to 1121027786 its reverse (6877201211), we get a palindrome (7998228997).

The spelling of 1121027786 in words is "one billion, one hundred twenty-one million, twenty-seven thousand, seven hundred eighty-six".