11321130 has 16 divisors (see below), whose sum is σ = 27170784. Its totient is φ = 3018960.

The previous prime is 11321119. The next prime is 11321137. The reversal of 11321130 is 3112311.

It is a nialpdrome in base 15.

It is not an unprimeable number, because it can be changed into a prime (11321137) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 188656 + ... + 188715.

It is an arithmetic number, because the mean of its divisors is an integer number (1698174).

Almost surely, 2^11321130 is an apocalyptic number.

11321130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11321130 is an abundant number, since it is smaller than the sum of its proper divisors (15849654).

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

11321130 is a wasteful number, since it uses less digits than its factorization.

11321130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 377381.

The product of its (nonzero) digits is 18, while the sum is 12.

The square root of 11321130 is about 3364.6886928808. The cubic root of 11321130 is about 224.5414860097.

Adding to 11321130 its reverse (3112311), we get a palindrome (14433441).

The spelling of 11321130 in words is "eleven million, three hundred twenty-one thousand, one hundred thirty".