1113065897 has 2 divisors, whose sum is σ = 1113065898. Its totient is φ = 1113065896.

The previous prime is 1113065861. The next prime is 1113065917. The reversal of 1113065897 is 7985603111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 723556201 + 389509696 = 26899^2 + 19736^2 .

It is an emirp because it is prime and its reverse (7985603111) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1113065897 - 2⁸ = 1113065641 is a prime.

It is not a weakly prime, because it can be changed into another prime (1113067897) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 556532948 + 556532949.

It is an arithmetic number, because the mean of its divisors is an integer number (556532949).

Almost surely, 2^1113065897 is an apocalyptic number.

It is an amenable number.

1113065897 is a deficient number, since it is larger than the sum of its proper divisors (1).

1113065897 is an equidigital number, since it uses as much as digits as its factorization.

1113065897 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 45360, while the sum is 41.

The square root of 1113065897 is about 33362.6422364896. The cubic root of 1113065897 is about 1036.3512102251.

The spelling of 1113065897 in words is "one billion, one hundred thirteen million, sixty-five thousand, eight hundred ninety-seven".