1122454009 has 2 divisors, whose sum is σ = 1122454010. Its totient is φ = 1122454008.

The previous prime is 1122454001. The next prime is 1122454061. The reversal of 1122454009 is 9004542211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 638673984 + 483780025 = 25272^2 + 21995^2 .

It is a cyclic number.

It is not a de Polignac number, because 1122454009 - 2³ = 1122454001 is a prime.

It is not a weakly prime, because it can be changed into another prime (1122454001) 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 as a sum of consecutive naturals, namely, 561227004 + 561227005.

It is an arithmetic number, because the mean of its divisors is an integer number (561227005).

Almost surely, 2^1122454009 is an apocalyptic number.

It is an amenable number.

1122454009 is a deficient number, since it is larger than the sum of its proper divisors (1).

1122454009 is an equidigital number, since it uses as much as digits as its factorization.

1122454009 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2880, while the sum is 28.

The square root of 1122454009 is about 33503.0447720800. The cubic root of 1122454009 is about 1039.2567448948.

The spelling of 1122454009 in words is "one billion, one hundred twenty-two million, four hundred fifty-four thousand, nine".