11121307 has 2 divisors, whose sum is σ = 11121308.
Its totient is φ = 11121306.
The previous prime is 11121223. The next prime is 11121329. The reversal of 11121307 is 70312111.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 11121307 - 211 = 11119259 is a prime.
It is not a weakly prime, because it can be changed into another prime (11127307) 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 as a sum of consecutive naturals, namely, 5560653 + 5560654.
It is an arithmetic number, because the mean of its divisors is an integer number (5560654).
Almost surely, 211121307 is an apocalyptic number.
11121307 is a deficient number, since it is larger than the sum of its proper divisors (1).
11121307 is an equidigital number, since it uses as much as digits as its factorization.
11121307 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 42, while the sum is 16.
The square root of 11121307 is about 3334.8623659755.
The cubic root of 11121307 is about 223.2125504670.
Adding to 11121307 its reverse (70312111), we get a palindrome (81433418).
The spelling of 11121307 in words is "eleven million, one hundred twenty-one thousand, three hundred seven".