1104839999 has 4 divisors (see below), whose sum is σ = 1142937960. Its totient is φ = 1066742040.

The previous prime is 1104839993. The next prime is 1104840059. The reversal of 1104839999 is 9999384011.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9999384011 = 19 ⋅526283369.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1104839999 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1104839999.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1104839993) 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, 19048937 + ... + 19048994.

It is an arithmetic number, because the mean of its divisors is an integer number (285734490).

Almost surely, 2^1104839999 is an apocalyptic number.

1104839999 is a deficient number, since it is larger than the sum of its proper divisors (38097961).

1104839999 is an equidigital number, since it uses as much as digits as its factorization.

1104839999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38097960.

The product of its (nonzero) digits is 629856, while the sum is 53.

The square root of 1104839999 is about 33239.1335476724. The cubic root of 1104839999 is about 1033.7919108434.

The spelling of 1104839999 in words is "one billion, one hundred four million, eight hundred thirty-nine thousand, nine hundred ninety-nine".