1151166 has 8 divisors (see below), whose sum is σ = 2302344. Its totient is φ = 383720.

The previous prime is 1151159. The next prime is 1151167. The reversal of 1151166 is 6611511.

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

1151166 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1151167) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 95925 + ... + 95936.

It is an arithmetic number, because the mean of its divisors is an integer number (287793).

2^1151166 is an apocalyptic number.

1151166 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1151166 is a wasteful number, since it uses less digits than its factorization.

1151166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 191866.

The product of its digits is 180, while the sum is 21.

The square root of 1151166 is about 1072.9240420458. The cubic root of 1151166 is about 104.8043522268.

Adding to 1151166 its reverse (6611511), we get a palindrome (7762677).

The spelling of 1151166 in words is "one million, one hundred fifty-one thousand, one hundred sixty-six".