1161166 has 8 divisors (see below), whose sum is σ = 1833480. Its totient is φ = 550008.

The previous prime is 1161163. The next prime is 1161169. The reversal of 1161166 is 6611611.

It is an interprime number because it is at equal distance from previous prime (1161163) and next prime (1161169).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1161163) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15241 + ... + 15316.

It is an arithmetic number, because the mean of its divisors is an integer number (229185).

2^1161166 is an apocalyptic number.

1161166 is a deficient number, since it is larger than the sum of its proper divisors (672314).

1161166 is a wasteful number, since it uses less digits than its factorization.

1161166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30578.

The product of its digits is 216, while the sum is 22.

The square root of 1161166 is about 1077.5741273806. The cubic root of 1161166 is about 105.1069507381.

Adding to 1161166 its reverse (6611611), we get a palindrome (7772777).

It can be divided in two parts, 116116 and 6, that multiplied together give a palindrome (696696).

The spelling of 1161166 in words is "one million, one hundred sixty-one thousand, one hundred sixty-six".