1121005244 has 12 divisors (see below), whose sum is σ = 2065009800. Its totient is φ = 531002448.

The previous prime is 1121005213. The next prime is 1121005261. The reversal of 1121005244 is 4425001211.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7374959 + ... + 7375110.

It is an arithmetic number, because the mean of its divisors is an integer number (172084150).

Almost surely, 2^1121005244 is an apocalyptic number.

It is an amenable number.

1121005244 is a deficient number, since it is larger than the sum of its proper divisors (944004556).

1121005244 is a wasteful number, since it uses less digits than its factorization.

1121005244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14750092 (or 14750090 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 20.

The square root of 1121005244 is about 33481.4163977571. The cubic root of 1121005244 is about 1038.8094252919.

Adding to 1121005244 its reverse (4425001211), we get a palindrome (5546006455).

The spelling of 1121005244 in words is "one billion, one hundred twenty-one million, five thousand, two hundred forty-four".