11130331 has 2 divisors, whose sum is σ = 11130332. Its totient is φ = 11130330.

The previous prime is 11130323. The next prime is 11130337. The reversal of 11130331 is 13303111.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11130331 - 2³ = 11130323 is a prime.

It is a super-2 number, since 2×11130331² = 247768536339122, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (11130337) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5565165 + 5565166.

It is an arithmetic number, because the mean of its divisors is an integer number (5565166).

Almost surely, 2^11130331 is an apocalyptic number.

11130331 is a deficient number, since it is larger than the sum of its proper divisors (1).

11130331 is an equidigital number, since it uses as much as digits as its factorization.

11130331 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 27, while the sum is 13.

The square root of 11130331 is about 3336.2150710049. The cubic root of 11130331 is about 223.2729068471.

Adding to 11130331 its reverse (13303111), we get a palindrome (24433442).

The spelling of 11130331 in words is "eleven million, one hundred thirty thousand, three hundred thirty-one".