1121003227 has 2 divisors, whose sum is σ = 1121003228. Its totient is φ = 1121003226.

The previous prime is 1121003189. The next prime is 1121003267. The reversal of 1121003227 is 7223001211.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1121003227 is a prime.

It is not a weakly prime, because it can be changed into another prime (1121003267) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 560501613 + 560501614.

It is an arithmetic number, because the mean of its divisors is an integer number (560501614).

Almost surely, 2^1121003227 is an apocalyptic number.

1121003227 is a deficient number, since it is larger than the sum of its proper divisors (1).

1121003227 is an equidigital number, since it uses as much as digits as its factorization.

1121003227 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 168, while the sum is 19.

The square root of 1121003227 is about 33481.3862765567. The cubic root of 1121003227 is about 1038.8088022559.

Adding to 1121003227 its reverse (7223001211), we get a palindrome (8344004438).

The spelling of 1121003227 in words is "one billion, one hundred twenty-one million, three thousand, two hundred twenty-seven".