11697611 has 2 divisors, whose sum is σ = 11697612. Its totient is φ = 11697610.

The previous prime is 11697601. The next prime is 11697641. The reversal of 11697611 is 11679611.

It is a weak prime.

It is an emirp because it is prime and its reverse (11679611) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11697611 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (11697601) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5848805 + 5848806.

It is an arithmetic number, because the mean of its divisors is an integer number (5848806).

Almost surely, 2^11697611 is an apocalyptic number.

11697611 is a deficient number, since it is larger than the sum of its proper divisors (1).

11697611 is an equidigital number, since it uses as much as digits as its factorization.

11697611 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2268, while the sum is 32.

The square root of 11697611 is about 3420.1770422012. The cubic root of 11697611 is about 227.0034155010.

The spelling of 11697611 in words is "eleven million, six hundred ninety-seven thousand, six hundred eleven".