11131130 has 16 divisors (see below), whose sum is σ = 20278944. Its totient is φ = 4398480.

The previous prime is 11131123. The next prime is 11131163. The reversal of 11131130 is 3113111.

It is a happy number.

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, 5876 + ... + 7535.

It is an arithmetic number, because the mean of its divisors is an integer number (1267434).

Almost surely, 2^11131130 is an apocalyptic number.

11131130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11131130 is a deficient number, since it is larger than the sum of its proper divisors (9147814).

11131130 is a wasteful number, since it uses less digits than its factorization.

11131130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13501.

The product of its (nonzero) digits is 9, while the sum is 11.

The square root of 11131130 is about 3336.3348153325. The cubic root of 11131130 is about 223.2782493292.

Adding to 11131130 its reverse (3113111), we get a palindrome (14244241).

The spelling of 11131130 in words is "eleven million, one hundred thirty-one thousand, one hundred thirty".