1163612017 has 2 divisors, whose sum is σ = 1163612018. Its totient is φ = 1163612016.

The previous prime is 1163611997. The next prime is 1163612033. The reversal of 1163612017 is 7102163611.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1087416576 + 76195441 = 32976^2 + 8729^2 .

It is a cyclic number.

It is not a de Polignac number, because 1163612017 - 2²³ = 1155223409 is a prime.

It is a super-2 number, since 2×1163612017² = 2707985852213616578, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1163612717) 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, 581806008 + 581806009.

It is an arithmetic number, because the mean of its divisors is an integer number (581806009).

Almost surely, 2^1163612017 is an apocalyptic number.

It is an amenable number.

1163612017 is a deficient number, since it is larger than the sum of its proper divisors (1).

1163612017 is an equidigital number, since it uses as much as digits as its factorization.

1163612017 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1512, while the sum is 28.

The square root of 1163612017 is about 34111.7577530094. The cubic root of 1163612017 is about 1051.8070220150.

Adding to 1163612017 its reverse (7102163611), we get a palindrome (8265775628).

It can be divided in two parts, 11636 and 12017, that added together give a triangular number (23653 = T₂₁₇).

The spelling of 1163612017 in words is "one billion, one hundred sixty-three million, six hundred twelve thousand, seventeen".