1166056 has 8 divisors (see below), whose sum is σ = 2186370. Its totient is φ = 583024.

The previous prime is 1166041. The next prime is 1166057. The reversal of 1166056 is 6506611.

It can be written as a sum of positive squares in only one way, i.e., 722500 + 443556 = 850^2 + 666^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a self number, because there is not a number n which added to its sum of digits gives 1166056.

It is not an unprimeable number, because it can be changed into a prime (1166057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72871 + ... + 72886.

2^1166056 is an apocalyptic number.

It is an amenable number.

1166056 is a deficient number, since it is larger than the sum of its proper divisors (1020314).

1166056 is a wasteful number, since it uses less digits than its factorization.

1166056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 145763 (or 145759 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 25.

The square root of 1166056 is about 1079.8407289966. The cubic root of 1166056 is about 105.2542891826.

It can be divided in two parts, 116605 and 6, that added together give a palindrome (116611).

The spelling of 1166056 in words is "one million, one hundred sixty-six thousand, fifty-six".