1103864 has 8 divisors (see below), whose sum is σ = 2069760. Its totient is φ = 551928.

The previous prime is 1103863. The next prime is 1103873. The reversal of 1103864 is 4683011.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1103863) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68984 + ... + 68999.

It is an arithmetic number, because the mean of its divisors is an integer number (258720).

2^1103864 is an apocalyptic number.

It is an amenable number.

1103864 is a deficient number, since it is larger than the sum of its proper divisors (965896).

1103864 is a wasteful number, since it uses less digits than its factorization.

1103864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137989 (or 137985 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 23.

The square root of 1103864 is about 1050.6493230379. The cubic root of 1103864 is about 103.3487409098.

Adding to 1103864 its reverse (4683011), we get a palindrome (5786875).

The spelling of 1103864 in words is "one million, one hundred three thousand, eight hundred sixty-four".