11104132505 has 16 divisors (see below), whose sum is σ = 14112900864. Its totient is φ = 8358316800.

The previous prime is 11104132489. The next prime is 11104132511. The reversal of 11104132505 is 50523140111.

It is not a de Polignac number, because 11104132505 - 2⁴ = 11104132489 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 306080 + ... + 340430.

It is an arithmetic number, because the mean of its divisors is an integer number (882056304).

Almost surely, 2^11104132505 is an apocalyptic number.

It is an amenable number.

11104132505 is a deficient number, since it is larger than the sum of its proper divisors (3008768359).

11104132505 is a wasteful number, since it uses less digits than its factorization.

11104132505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38176.

The product of its (nonzero) digits is 600, while the sum is 23.

Adding to 11104132505 its reverse (50523140111), we get a palindrome (61627272616).

The spelling of 11104132505 in words is "eleven billion, one hundred four million, one hundred thirty-two thousand, five hundred five".