11129305 has 16 divisors (see below), whose sum is σ = 15427584. Its totient is φ = 7617280.

The previous prime is 11129297. The next prime is 11129323. The reversal of 11129305 is 50392111.

It is not a de Polignac number, because 11129305 - 2³ = 11129297 is a prime.

It is a super-2 number, since 2×11129305² = 247722859566050, which contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5017 + ... + 6886.

It is an arithmetic number, because the mean of its divisors is an integer number (964224).

Almost surely, 2^11129305 is an apocalyptic number.

It is an amenable number.

11129305 is a deficient number, since it is larger than the sum of its proper divisors (4298279).

11129305 is a wasteful number, since it uses less digits than its factorization.

11129305 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11936.

The product of its (nonzero) digits is 270, while the sum is 22.

The square root of 11129305 is about 3336.0613003960. The cubic root of 11129305 is about 223.2660461634.

The spelling of 11129305 in words is "eleven million, one hundred twenty-nine thousand, three hundred five".