11104521 has 4 divisors (see below), whose sum is σ = 14806032. Its totient is φ = 7403012.

The previous prime is 11104517. The next prime is 11104529. The reversal of 11104521 is 12540111.

It is a happy number.

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 11104521 - 2² = 11104517 is a prime.

It is a super-3 number, since 3×11104521³ (a number of 22 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 11104521.

It is not an unprimeable number, because it can be changed into a prime (11104529) 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, 1850751 + ... + 1850756.

It is an arithmetic number, because the mean of its divisors is an integer number (3701508).

Almost surely, 2^11104521 is an apocalyptic number.

It is an amenable number.

11104521 is a deficient number, since it is larger than the sum of its proper divisors (3701511).

11104521 is an equidigital number, since it uses as much as digits as its factorization.

11104521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3701510.

The product of its (nonzero) digits is 40, while the sum is 15.

The square root of 11104521 is about 3332.3446700484. The cubic root of 11104521 is about 223.1001915940.

Adding to 11104521 its reverse (12540111), we get a palindrome (23644632).

The spelling of 11104521 in words is "eleven million, one hundred four thousand, five hundred twenty-one".