1171344 has 40 divisors (see below), whose sum is σ = 3160512. Its totient is φ = 373120.

The previous prime is 1171343. The next prime is 1171393. The reversal of 1171344 is 4431711.

It is an Ulam number.

It is a self number, because there is not a number n which added to its sum of digits gives 1171344.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1171343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 574 + ... + 1634.

2^1171344 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1171344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1580256).

1171344 is an abundant number, since it is smaller than the sum of its proper divisors (1989168).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1171344 is a wasteful number, since it uses less digits than its factorization.

1171344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1095 (or 1089 counting only the distinct ones).

The product of its digits is 336, while the sum is 21.

The square root of 1171344 is about 1082.2864685470. The cubic root of 1171344 is about 105.4131567482.

The spelling of 1171344 in words is "one million, one hundred seventy-one thousand, three hundred forty-four".