1121354233 has 2 divisors, whose sum is σ = 1121354234. Its totient is φ = 1121354232.

The previous prime is 1121354219. The next prime is 1121354239. The reversal of 1121354233 is 3324531211.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1096073449 + 25280784 = 33107^2 + 5028^2 .

It is a cyclic number.

It is not a de Polignac number, because 1121354233 - 2¹⁷ = 1121223161 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1121354198 and 1121354207.

It is not a weakly prime, because it can be changed into another prime (1121354239) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 560677116 + 560677117.

It is an arithmetic number, because the mean of its divisors is an integer number (560677117).

Almost surely, 2^1121354233 is an apocalyptic number.

It is an amenable number.

1121354233 is a deficient number, since it is larger than the sum of its proper divisors (1).

1121354233 is an equidigital number, since it uses as much as digits as its factorization.

1121354233 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2160, while the sum is 25.

The square root of 1121354233 is about 33486.6276743419. The cubic root of 1121354233 is about 1038.9172140972.

Adding to 1121354233 its reverse (3324531211), we get a palindrome (4445885444).

The spelling of 1121354233 in words is "one billion, one hundred twenty-one million, three hundred fifty-four thousand, two hundred thirty-three".