11131110 has 48 divisors (see below), whose sum is σ = 29105856. Its totient is φ = 2951424.

The previous prime is 11131079. The next prime is 11131111. The reversal of 11131110 is 1113111.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 11131092 and 11131101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11131111) 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 23 ways as a sum of consecutive naturals, for example, 30147 + ... + 30513.

It is an arithmetic number, because the mean of its divisors is an integer number (606372).

Almost surely, 2^11131110 is an apocalyptic number.

11131110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11131110 is an abundant number, since it is smaller than the sum of its proper divisors (17974746).

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

11131110 is a wasteful number, since it uses less digits than its factorization.

11131110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 717 (or 714 counting only the distinct ones).

The product of its (nonzero) digits is 3, while the sum is 9.

The square root of 11131110 is about 3336.3318180301. The cubic root of 11131110 is about 223.2781156031.

Adding to 11131110 its reverse (1113111), we get a palindrome (12244221).

The spelling of 11131110 in words is "eleven million, one hundred thirty-one thousand, one hundred ten".