1186697 has 2 divisors, whose sum is σ = 1186698. Its totient is φ = 1186696.

The previous prime is 1186693. The next prime is 1186699. The reversal of 1186697 is 7966811.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 674041 + 512656 = 821^2 + 716^2 .

It is a cyclic number.

It is not a de Polignac number, because 1186697 - 2² = 1186693 is a prime.

Together with 1186699, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1186697.

It is not a weakly prime, because it can be changed into another prime (1186693) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 593348 + 593349.

It is an arithmetic number, because the mean of its divisors is an integer number (593349).

2^1186697 is an apocalyptic number.

It is an amenable number.

1186697 is a deficient number, since it is larger than the sum of its proper divisors (1).

1186697 is an equidigital number, since it uses as much as digits as its factorization.

1186697 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 18144, while the sum is 38.

The square root of 1186697 is about 1089.3562319095. The cubic root of 1186697 is about 105.8717149867.

The spelling of 1186697 in words is "one million, one hundred eighty-six thousand, six hundred ninety-seven".