11166453 has 6 divisors (see below), whose sum is σ = 16129334. Its totient is φ = 7444296.

The previous prime is 11166451. The next prime is 11166457. The reversal of 11166453 is 35466111.

11166453 is a `hidden beast` number, since 1 + 1 + 16 + 645 + 3 = 666.

It can be written as a sum of positive squares in only one way, i.e., 9253764 + 1912689 = 3042^2 + 1383^2 .

It is not a de Polignac number, because 11166453 - 2¹ = 11166451 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11166451) 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 5 ways as a sum of consecutive naturals, for example, 620350 + ... + 620367.

Almost surely, 2^11166453 is an apocalyptic number.

It is an amenable number.

11166453 is a deficient number, since it is larger than the sum of its proper divisors (4962881).

11166453 is a wasteful number, since it uses less digits than its factorization.

11166453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1240723 (or 1240720 counting only the distinct ones).

The product of its digits is 2160, while the sum is 27.

The square root of 11166453 is about 3341.6243056334. The cubic root of 11166453 is about 223.5141801432.

It can be divided in two parts, 1116 and 6453, that added together give a square (7569 = 87²).

The spelling of 11166453 in words is "eleven million, one hundred sixty-six thousand, four hundred fifty-three".