11138876 has 36 divisors (see below), whose sum is σ = 24016608. Its totient is φ = 4491648.

The previous prime is 11138843. The next prime is 11138891. The reversal of 11138876 is 67883111.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1661 + ... + 5003.

It is an arithmetic number, because the mean of its divisors is an integer number (667128).

Almost surely, 2^11138876 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11138876, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12008304).

11138876 is an abundant number, since it is smaller than the sum of its proper divisors (12877732).

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

11138876 is a wasteful number, since it uses less digits than its factorization.

11138876 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3378 (or 3369 counting only the distinct ones).

The product of its digits is 8064, while the sum is 35.

The square root of 11138876 is about 3337.4954681617. The cubic root of 11138876 is about 223.3300294058.

The spelling of 11138876 in words is "eleven million, one hundred thirty-eight thousand, eight hundred seventy-six".