1166697 has 16 divisors (see below), whose sum is σ = 1975680. Its totient is φ = 666576.

The previous prime is 1166687. The next prime is 1166713. The reversal of 1166697 is 7966611.

It is not a de Polignac number, because 1166697 - 2⁷ = 1166569 is a prime.

It is a super-2 number, since 2×1166697² = 2722363779618, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1166617) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2898 + ... + 3275.

It is an arithmetic number, because the mean of its divisors is an integer number (123480).

2^1166697 is an apocalyptic number.

It is an amenable number.

1166697 is a deficient number, since it is larger than the sum of its proper divisors (808983).

1166697 is an equidigital number, since it uses as much as digits as its factorization.

1166697 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6189 (or 6183 counting only the distinct ones).

The product of its digits is 13608, while the sum is 36.

The square root of 1166697 is about 1080.1374912482. The cubic root of 1166697 is about 105.2735723161.

The spelling of 1166697 in words is "one million, one hundred sixty-six thousand, six hundred ninety-seven".