1130078197 has 2 divisors, whose sum is σ = 1130078198. Its totient is φ = 1130078196.

The previous prime is 1130078189. The next prime is 1130078207. The reversal of 1130078197 is 7918700311.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 871961841 + 258116356 = 29529^2 + 16066^2 .

It is a cyclic number.

It is not a de Polignac number, because 1130078197 - 2³ = 1130078189 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1130078797) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 565039098 + 565039099.

It is an arithmetic number, because the mean of its divisors is an integer number (565039099).

Almost surely, 2^1130078197 is an apocalyptic number.

It is an amenable number.

1130078197 is a deficient number, since it is larger than the sum of its proper divisors (1).

1130078197 is an equidigital number, since it uses as much as digits as its factorization.

1130078197 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10584, while the sum is 37.

The square root of 1130078197 is about 33616.6357180489. The cubic root of 1130078197 is about 1041.6044628484.

The spelling of 1130078197 in words is "one billion, one hundred thirty million, seventy-eight thousand, one hundred ninety-seven".