11130443 has 4 divisors (see below), whose sum is σ = 11162328. Its totient is φ = 11098560.

The previous prime is 11130439. The next prime is 11130463. The reversal of 11130443 is 34403111.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 11130443 - 2² = 11130439 is a prime.

It is a super-2 number, since 2×11130443² = 247773522752498, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11130433) 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, 15413 + ... + 16118.

It is an arithmetic number, because the mean of its divisors is an integer number (2790582).

Almost surely, 2^11130443 is an apocalyptic number.

11130443 is a deficient number, since it is larger than the sum of its proper divisors (31885).

11130443 is an equidigital number, since it uses as much as digits as its factorization.

11130443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31884.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 11130443 is about 3336.2318564512. The cubic root of 11130443 is about 223.2736557461.

Adding to 11130443 its reverse (34403111), we get a palindrome (45533554).

The spelling of 11130443 in words is "eleven million, one hundred thirty thousand, four hundred forty-three".