1184641 has 4 divisors (see below), whose sum is σ = 1186900. Its totient is φ = 1182384.

The previous prime is 1184609. The next prime is 1184653. The reversal of 1184641 is 1464811.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 336400 + 848241 = 580^2 + 921^2 .

It is a cyclic number.

It is not a de Polignac number, because 1184641 - 2⁵ = 1184609 is a prime.

It is a Duffinian number.

1184641 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (1184671) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 115 + ... + 1543.

It is an arithmetic number, because the mean of its divisors is an integer number (296725).

2^1184641 is an apocalyptic number.

It is an amenable number.

1184641 is a deficient number, since it is larger than the sum of its proper divisors (2259).

1184641 is an equidigital number, since it uses as much as digits as its factorization.

1184641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2258.

The product of its digits is 768, while the sum is 25.

The square root of 1184641 is about 1088.4121462020. The cubic root of 1184641 is about 105.8105373157.

The spelling of 1184641 in words is "one million, one hundred eighty-four thousand, six hundred forty-one".