1166700617 has 2 divisors, whose sum is σ = 1166700618. Its totient is φ = 1166700616.

The previous prime is 1166700589. The next prime is 1166700637. The reversal of 1166700617 is 7160076611.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 604963216 + 561737401 = 24596^2 + 23701^2 .

It is a cyclic number.

It is not a de Polignac number, because 1166700617 - 2¹⁰ = 1166699593 is a prime.

It is a super-2 number, since 2×1166700617² = 2722380659416361378, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1166700637) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 583350308 + 583350309.

It is an arithmetic number, because the mean of its divisors is an integer number (583350309).

Almost surely, 2^1166700617 is an apocalyptic number.

It is an amenable number.

1166700617 is a deficient number, since it is larger than the sum of its proper divisors (1).

1166700617 is an equidigital number, since it uses as much as digits as its factorization.

1166700617 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 35.

The square root of 1166700617 is about 34156.9995315748. Note that the first 3 decimals coincide. The cubic root of 1166700617 is about 1052.7368110586.

The spelling of 1166700617 in words is "one billion, one hundred sixty-six million, seven hundred thousand, six hundred seventeen".