1140075197 has 2 divisors, whose sum is σ = 1140075198. Its totient is φ = 1140075196.

The previous prime is 1140075163. The next prime is 1140075239. The reversal of 1140075197 is 7915700411.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 717114841 + 422960356 = 26779^2 + 20566^2 .

It is a cyclic number.

It is not a de Polignac number, because 1140075197 - 2²⁶ = 1072966333 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1140075697) 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, 570037598 + 570037599.

It is an arithmetic number, because the mean of its divisors is an integer number (570037599).

Almost surely, 2^1140075197 is an apocalyptic number.

It is an amenable number.

1140075197 is a deficient number, since it is larger than the sum of its proper divisors (1).

1140075197 is an equidigital number, since it uses as much as digits as its factorization.

1140075197 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8820, while the sum is 35.

The square root of 1140075197 is about 33764.9995853695. Note that the first 3 decimals coincide. The cubic root of 1140075197 is about 1044.6668953493. Note that the first 3 decimals are identical.

The spelling of 1140075197 in words is "one billion, one hundred forty million, seventy-five thousand, one hundred ninety-seven".