1201104 has 60 divisors (see below), whose sum is σ = 3546400. Its totient is φ = 378432.

The previous prime is 1201103. The next prime is 1201111. The reversal of 1201104 is 4011021.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1201103) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2517 + ... + 2955.

2^1201104 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 1201104, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1773200).

1201104 is an abundant number, since it is smaller than the sum of its proper divisors (2345296).

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

1201104 is a wasteful number, since it uses less digits than its factorization.

1201104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 472 (or 463 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

The square root of 1201104 is about 1095.9489039184. The cubic root of 1201104 is about 106.2984351258.

Adding to 1201104 its reverse (4011021), we get a palindrome (5212125).

The spelling of 1201104 in words is "one million, two hundred one thousand, one hundred four".