11130131 has 2 divisors, whose sum is σ = 11130132.
Its totient is φ = 11130130.
The previous prime is 11130127. The next prime is 11130139. The reversal of 11130131 is 13103111.
Adding to 11130131 its reverse (13103111), we get a palindrome (24233242).
It is a happy number.
11130131 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 11130131 - 22 = 11130127 is a prime.
It is a super-2 number, since 2×111301312 = 247759632154322, which contains 22 as substring.
It is a Chen prime.
It is not a weakly prime, because it can be changed into another prime (11130139) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5565065 + 5565066.
It is an arithmetic number, because the mean of its divisors is an integer number (5565066).
Almost surely, 211130131 is an apocalyptic number.
11130131 is a deficient number, since it is larger than the sum of its proper divisors (1).
11130131 is an equidigital number, since it uses as much as digits as its factorization.
11130131 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 9, while the sum is 11.
The square root of 11130131 is about 3336.1850967835.
The cubic root of 11130131 is about 223.2715695149.
The spelling of 11130131 in words is "eleven million, one hundred thirty thousand, one hundred thirty-one".