1171441 has 4 divisors (see below), whose sum is σ = 1174500. Its totient is φ = 1168384.

The previous prime is 1171427. The next prime is 1171447. The reversal of 1171441 is 1441711.

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 640000 + 531441 = 800^2 + 729^2 .

It is a cyclic number.

It is not a de Polignac number, because 1171441 - 2¹⁵ = 1138673 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1171447) 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, 856 + ... + 1753.

It is an arithmetic number, because the mean of its divisors is an integer number (293625).

2^1171441 is an apocalyptic number.

It is an amenable number.

1171441 is a deficient number, since it is larger than the sum of its proper divisors (3059).

1171441 is an equidigital number, since it uses as much as digits as its factorization.

1171441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3058.

The product of its digits is 112, while the sum is 19.

The square root of 1171441 is about 1082.3312801541. The cubic root of 1171441 is about 105.4160664525.

The spelling of 1171441 in words is "one million, one hundred seventy-one thousand, four hundred forty-one".