1121054113 has 2 divisors, whose sum is σ = 1121054114. Its totient is φ = 1121054112.

The previous prime is 1121054107. The next prime is 1121054141. The reversal of 1121054113 is 3114501211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 938074384 + 182979729 = 30628^2 + 13527^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1121054113 is a prime.

It is not a weakly prime, because it can be changed into another prime (1121054173) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 560527056 + 560527057.

It is an arithmetic number, because the mean of its divisors is an integer number (560527057).

Almost surely, 2^1121054113 is an apocalyptic number.

It is an amenable number.

1121054113 is a deficient number, since it is larger than the sum of its proper divisors (1).

1121054113 is an equidigital number, since it uses as much as digits as its factorization.

1121054113 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 120, while the sum is 19.

The square root of 1121054113 is about 33482.1461827046. The cubic root of 1121054113 is about 1038.8245203268.

Adding to 1121054113 its reverse (3114501211), we get a palindrome (4235555324).

The spelling of 1121054113 in words is "one billion, one hundred twenty-one million, fifty-four thousand, one hundred thirteen".