11129105 has 16 divisors (see below), whose sum is σ = 14503104. Its totient is φ = 8149440.

The previous prime is 11129087. The next prime is 11129113. The reversal of 11129105 is 50192111.

It is not a de Polignac number, because 11129105 - 2¹⁴ = 11112721 is a prime.

It is a Duffinian 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, 7862 + ... + 9168.

It is an arithmetic number, because the mean of its divisors is an integer number (906444).

Almost surely, 2^11129105 is an apocalyptic number.

It is an amenable number.

11129105 is a deficient number, since it is larger than the sum of its proper divisors (3373999).

11129105 is a wasteful number, since it uses less digits than its factorization.

11129105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1456.

The product of its (nonzero) digits is 90, while the sum is 20.

The square root of 11129105 is about 3336.0313247930. The cubic root of 11129105 is about 223.2647087490.

The spelling of 11129105 in words is "eleven million, one hundred twenty-nine thousand, one hundred five".