11104604621 has 4 divisors (see below), whose sum is σ = 12114114144. Its totient is φ = 10095095100.

The previous prime is 11104604603. The next prime is 11104604627. The reversal of 11104604621 is 12640640111.

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.

It is a cyclic number.

It is not a de Polignac number, because 11104604621 - 2¹⁰ = 11104603597 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11104604627) 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, 504754745 + ... + 504754766.

It is an arithmetic number, because the mean of its divisors is an integer number (3028528536).

Almost surely, 2^11104604621 is an apocalyptic number.

11104604621 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

11104604621 is a deficient number, since it is larger than the sum of its proper divisors (1009509523).

11104604621 is a wasteful number, since it uses less digits than its factorization.

11104604621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1009509522.

The product of its (nonzero) digits is 1152, while the sum is 26.

The spelling of 11104604621 in words is "eleven billion, one hundred four million, six hundred four thousand, six hundred twenty-one".