1102404 has 12 divisors (see below), whose sum is σ = 2572304. Its totient is φ = 367464.

The previous prime is 1102397. The next prime is 1102411. The reversal of 1102404 is 4042011.

It is an interprime number because it is at equal distance from previous prime (1102397) and next prime (1102411).

It is a tau number, because it is divible by the number of its divisors (12).

It is a Harshad number since it is a multiple of its sum of digits (12), and also a Moran number because the ratio is a prime number: 91867 = 1102404 / (1 + 1 + 0 + 2 + 4 + 0 + 4).

It is a self number, because there is not a number n which added to its sum of digits gives 1102404.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 45922 + ... + 45945.

2^1102404 is an apocalyptic number.

It is an amenable number.

1102404 is an abundant number, since it is smaller than the sum of its proper divisors (1469900).

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

1102404 is a wasteful number, since it uses less digits than its factorization.

1102404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91874 (or 91872 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 12.

The square root of 1102404 is about 1049.9542847191. The cubic root of 1102404 is about 103.3031568723.

Adding to 1102404 its reverse (4042011), we get a palindrome (5144415).

The spelling of 1102404 in words is "one million, one hundred two thousand, four hundred four".