1121305433 has 16 divisors (see below), whose sum is σ = 1190149632. Its totient is φ = 1054704000.

The previous prime is 1121305411. The next prime is 1121305481. The reversal of 1121305433 is 3345031211.

It is a cyclic number.

It is not a de Polignac number, because 1121305433 - 2⁶ = 1121305369 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1121305399 and 1121305408.

It is not an unprimeable number, because it can be changed into a prime (1121305033) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 370898 + ... + 373908.

It is an arithmetic number, because the mean of its divisors is an integer number (74384352).

Almost surely, 2^1121305433 is an apocalyptic number.

It is an amenable number.

1121305433 is a deficient number, since it is larger than the sum of its proper divisors (68844199).

1121305433 is a wasteful number, since it uses less digits than its factorization.

1121305433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3376.

The product of its (nonzero) digits is 1080, while the sum is 23.

The square root of 1121305433 is about 33485.8990173476. The cubic root of 1121305433 is about 1038.9021430655.

Adding to 1121305433 its reverse (3345031211), we get a palindrome (4466336644).

The spelling of 1121305433 in words is "one billion, one hundred twenty-one million, three hundred five thousand, four hundred thirty-three".