1171104 has 48 divisors (see below), whose sum is σ = 3356640. Its totient is φ = 354560.

The previous prime is 1171073. The next prime is 1171109. The reversal of 1171104 is 4011711.

It is a tau number, because it is divible by the number of its divisors (48).

It is not an unprimeable number, because it can be changed into a prime (1171109) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 502 + ... + 1610.

It is an arithmetic number, because the mean of its divisors is an integer number (69930).

2^1171104 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 1171104, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1678320).

1171104 is an abundant number, since it is smaller than the sum of its proper divisors (2185536).

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

1171104 is a wasteful number, since it uses less digits than its factorization.

1171104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1133 (or 1125 counting only the distinct ones).

The product of its (nonzero) digits is 28, while the sum is 15.

The square root of 1171104 is about 1082.1755864923. The cubic root of 1171104 is about 105.4059567894.

Adding to 1171104 its reverse (4011711), we get a palindrome (5182815).

It can be divided in two parts, 1171 and 104, that added together give a triangular number (1275 = T₅₀).

The spelling of 1171104 in words is "one million, one hundred seventy-one thousand, one hundred four".