11141000 has 64 divisors (see below), whose sum is σ = 28108080. Its totient is φ = 4108800.

The previous prime is 11140957. The next prime is 11141003. The reversal of 11141000 is 14111.

It can be written as a sum of positive squares in 8 ways, for example, as 630436 + 10510564 = 794^2 + 3242^2 .

It is a Harshad number since it is a multiple of its sum of digits (8).

It is not an unprimeable number, because it can be changed into a prime (11141003) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12572 + ... + 13428.

Almost surely, 2^11141000 is an apocalyptic number.

11141000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11141000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14054040).

11141000 is an abundant number, since it is smaller than the sum of its proper divisors (16967080).

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

11141000 is a wasteful number, since it uses less digits than its factorization.

11141000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 891 (or 877 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 8.

The square root of 11141000 is about 3337.8136556734. The cubic root of 11141000 is about 223.3442236218.

Adding to 11141000 its reverse (14111), we get a palindrome (11155111).

The spelling of 11141000 in words is "eleven million, one hundred forty-one thousand".