1121214441 has 16 divisors (see below), whose sum is σ = 1536901184. Its totient is φ = 726542784.

The previous prime is 1121214397. The next prime is 1121214461. The reversal of 1121214441 is 1444121211.

It is not a de Polignac number, because 1121214441 - 2⁷ = 1121214313 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1121214461) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 119466 + ... + 128508.

It is an arithmetic number, because the mean of its divisors is an integer number (96056324).

Almost surely, 2^1121214441 is an apocalyptic number.

It is an amenable number.

1121214441 is a deficient number, since it is larger than the sum of its proper divisors (415686743).

1121214441 is a wasteful number, since it uses less digits than its factorization.

1121214441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10200.

The product of its digits is 256, while the sum is 21.

The square root of 1121214441 is about 33484.5403283366. The cubic root of 1121214441 is about 1038.8740406002.

Adding to 1121214441 its reverse (1444121211), we get a palindrome (2565335652).

The spelling of 1121214441 in words is "one billion, one hundred twenty-one million, two hundred fourteen thousand, four hundred forty-one".