1180004 has 48 divisors (see below), whose sum is σ = 2604672. Its totient is φ = 456192.

The previous prime is 1179991. The next prime is 1180009. The reversal of 1180004 is 4000811.

1180004 = 43² + 44² + ... + 153².

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is not an unprimeable number, because it can be changed into a prime (1180009) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17579 + ... + 17645.

It is an arithmetic number, because the mean of its divisors is an integer number (54264).

2^1180004 is an apocalyptic number.

1180004 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1180004, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1302336).

1180004 is an abundant number, since it is smaller than the sum of its proper divisors (1424668).

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

1180004 is a wasteful number, since it uses less digits than its factorization.

1180004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 132 (or 130 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

The square root of 1180004 is about 1086.2798902677. The cubic root of 1180004 is about 105.6722999293.

Adding to 1180004 its reverse (4000811), we get a palindrome (5180815).

The spelling of 1180004 in words is "one million, one hundred eighty thousand, four".