1121204241 has 32 divisors (see below), whose sum is σ = 1705587840. Its totient is φ = 727646400.

The previous prime is 1121204237. The next prime is 1121204243. The reversal of 1121204241 is 1424021211.

It is not a de Polignac number, because 1121204241 - 2² = 1121204237 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1121204243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 184471 + ... + 190451.

It is an arithmetic number, because the mean of its divisors is an integer number (53299620).

Almost surely, 2^1121204241 is an apocalyptic number.

It is an amenable number.

1121204241 is a deficient number, since it is larger than the sum of its proper divisors (584383599).

1121204241 is a wasteful number, since it uses less digits than its factorization.

1121204241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6174 (or 6168 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

The square root of 1121204241 is about 33484.3880188962. The cubic root of 1121204241 is about 1038.8708902819.

Adding to 1121204241 its reverse (1424021211), we get a palindrome (2545225452).

The spelling of 1121204241 in words is "one billion, one hundred twenty-one million, two hundred four thousand, two hundred forty-one".