1109828597 has 2 divisors, whose sum is σ = 1109828598. Its totient is φ = 1109828596.

The previous prime is 1109828537. The next prime is 1109828617. The reversal of 1109828597 is 7958289011.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1015951876 + 93876721 = 31874^2 + 9689^2 .

It is a cyclic number.

It is not a de Polignac number, because 1109828597 - 2⁸ = 1109828341 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1109828537) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 554914298 + 554914299.

It is an arithmetic number, because the mean of its divisors is an integer number (554914299).

Almost surely, 2^1109828597 is an apocalyptic number.

It is an amenable number.

1109828597 is a deficient number, since it is larger than the sum of its proper divisors (1).

1109828597 is an equidigital number, since it uses as much as digits as its factorization.

1109828597 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 362880, while the sum is 50.

The square root of 1109828597 is about 33314.0900671172. The cubic root of 1109828597 is about 1035.3455082721.

The spelling of 1109828597 in words is "one billion, one hundred nine million, eight hundred twenty-eight thousand, five hundred ninety-seven".