1121330133 has 24 divisors (see below), whose sum is σ = 2019366336. Its totient is φ = 582508800.

The previous prime is 1121330129. The next prime is 1121330137. The reversal of 1121330133 is 3310331211.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1121330129) and next prime (1121330137).

It is not a de Polignac number, because 1121330133 - 2² = 1121330129 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1121330137) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 808348 + ... + 809733.

It is an arithmetic number, because the mean of its divisors is an integer number (84140264).

Almost surely, 2^1121330133 is an apocalyptic number.

It is an amenable number.

1121330133 is a deficient number, since it is larger than the sum of its proper divisors (898036203).

1121330133 is a wasteful number, since it uses less digits than its factorization.

1121330133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1618105 (or 1618102 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 18.

The square root of 1121330133 is about 33486.2678272751. The cubic root of 1121330133 is about 1038.9097712858.

Adding to 1121330133 its reverse (3310331211), we get a palindrome (4431661344).

The spelling of 1121330133 in words is "one billion, one hundred twenty-one million, three hundred thirty thousand, one hundred thirty-three".