1166449 has 4 divisors (see below), whose sum is σ = 1178100. Its totient is φ = 1154800.

The previous prime is 1166441. The next prime is 1166453. The reversal of 1166449 is 9446611.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9446611 = 17 ⋅555683.

It can be written as a sum of positive squares in 2 ways, for example, as 1123600 + 42849 = 1060^2 + 207^2 .

It is a cyclic number.

It is not a de Polignac number, because 1166449 - 2³ = 1166441 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1166449.

It is not an unprimeable number, because it can be changed into a prime (1166441) 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, 5674 + ... + 5875.

It is an arithmetic number, because the mean of its divisors is an integer number (294525).

2^1166449 is an apocalyptic number.

It is an amenable number.

1166449 is a deficient number, since it is larger than the sum of its proper divisors (11651).

1166449 is a wasteful number, since it uses less digits than its factorization.

1166449 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11650.

The product of its digits is 5184, while the sum is 31.

The square root of 1166449 is about 1080.0226849469. The cubic root of 1166449 is about 105.2661125969.

It can be divided in two parts, 11664 and 49, that multiplied together give a square (571536 = 756²).

The spelling of 1166449 in words is "one million, one hundred sixty-six thousand, four hundred forty-nine".