11129136 has 40 divisors (see below), whose sum is σ = 30265920. Its totient is φ = 3514176.

The previous prime is 11129123. The next prime is 11129141. The reversal of 11129136 is 63192111.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5190 + ... + 7013.

It is an arithmetic number, because the mean of its divisors is an integer number (756648).

Almost surely, 2^11129136 is an apocalyptic number.

11129136 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

11129136 is an abundant number, since it is smaller than the sum of its proper divisors (19136784).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11129136 is a wasteful number, since it uses less digits than its factorization.

11129136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12233 (or 12227 counting only the distinct ones).

The product of its digits is 324, while the sum is 24.

The square root of 11129136 is about 3336.0359710291. The cubic root of 11129136 is about 223.2649160493.

The spelling of 11129136 in words is "eleven million, one hundred twenty-nine thousand, one hundred thirty-six".