1159763197 has 2 divisors, whose sum is σ = 1159763198. Its totient is φ = 1159763196.

The previous prime is 1159763131. The next prime is 1159763207. The reversal of 1159763197 is 7913679511.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1150159396 + 9603801 = 33914^2 + 3099^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1159763197 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1159763197.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1159763107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 579881598 + 579881599.

It is an arithmetic number, because the mean of its divisors is an integer number (579881599).

Almost surely, 2^1159763197 is an apocalyptic number.

It is an amenable number.

1159763197 is a deficient number, since it is larger than the sum of its proper divisors (1).

1159763197 is an equidigital number, since it uses as much as digits as its factorization.

1159763197 is an evil number, because the sum of its binary digits is even.

The product of its digits is 357210, while the sum is 49.

The square root of 1159763197 is about 34055.2961666757. The cubic root of 1159763197 is about 1050.6460716231.

The spelling of 1159763197 in words is "one billion, one hundred fifty-nine million, seven hundred sixty-three thousand, one hundred ninety-seven".