11121130 has 8 divisors (see below), whose sum is σ = 20018052. Its totient is φ = 4448448.

The previous prime is 11121083. The next prime is 11121139. The reversal of 11121130 is 3112111.

It can be written as a sum of positive squares in 2 ways, for example, as 10975969 + 145161 = 3313^2 + 381^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Harshad number since it is a multiple of its sum of digits (10), and also a Moran number because the ratio is a prime number: 1112113 = 11121130 / (1 + 1 + 1 + 2 + 1 + 1 + 3 + 0).

It is not an unprimeable number, because it can be changed into a prime (11121139) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 556047 + ... + 556066.

Almost surely, 2^11121130 is an apocalyptic number.

11121130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11121130 is a deficient number, since it is larger than the sum of its proper divisors (8896922).

11121130 is a wasteful number, since it uses less digits than its factorization.

11121130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1112120.

The product of its (nonzero) digits is 6, while the sum is 10.

The square root of 11121130 is about 3334.8358280431. The cubic root of 11121130 is about 223.2113662887.

Adding to 11121130 its reverse (3112111), we get a palindrome (14233241).

The spelling of 11121130 in words is "eleven million, one hundred twenty-one thousand, one hundred thirty".