11161129 has 16 divisors (see below), whose sum is σ = 13706496. Its totient is φ = 8870400.

The previous prime is 11161127. The next prime is 11161153. The reversal of 11161129 is 92116111.

It is not a de Polignac number, because 11161129 - 2¹ = 11161127 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11161127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7789 + ... + 9109.

It is an arithmetic number, because the mean of its divisors is an integer number (856656).

Almost surely, 2^11161129 is an apocalyptic number.

It is an amenable number.

11161129 is a deficient number, since it is larger than the sum of its proper divisors (2545367).

11161129 is a wasteful number, since it uses less digits than its factorization.

11161129 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1416.

The product of its digits is 108, while the sum is 22.

The square root of 11161129 is about 3340.8275920795. The cubic root of 11161129 is about 223.4786517420.

The spelling of 11161129 in words is "eleven million, one hundred sixty-one thousand, one hundred twenty-nine".