1104397 has 4 divisors (see below), whose sum is σ = 1262176. Its totient is φ = 946620.

The previous prime is 1104379. The next prime is 1104403. The reversal of 1104397 is 7934011.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 7934011 = 23 ⋅344957.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1104397 is a prime.

It is a Duffinian number.

1104397 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1104307) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 78879 + ... + 78892.

It is an arithmetic number, because the mean of its divisors is an integer number (315544).

2^1104397 is an apocalyptic number.

It is an amenable number.

1104397 is a deficient number, since it is larger than the sum of its proper divisors (157779).

1104397 is an equidigital number, since it uses as much as digits as its factorization.

1104397 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 157778.

The product of its (nonzero) digits is 756, while the sum is 25.

The square root of 1104397 is about 1050.9029450906. The cubic root of 1104397 is about 103.3653721903.

The spelling of 1104397 in words is "one million, one hundred four thousand, three hundred ninety-seven".