27130011 has 16 divisors (see below), whose sum is σ = 39027744.
Its totient is φ = 16699904.
The previous prime is 27130007. The next prime is 27130021. The reversal of 27130011 is 11003172.
It is a cyclic number.
It is not a de Polignac number, because 27130011 - 22 = 27130007 is a prime.
It is not an unprimeable number, because it can be changed into a prime (27130021) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2316 + ... + 7721.
It is an arithmetic number, because the mean of its divisors is an integer number (2439234).
Almost surely, 227130011 is an apocalyptic number.
27130011 is a deficient number, since it is larger than the sum of its proper divisors (11897733).
27130011 is a wasteful number, since it uses less digits than its factorization.
27130011 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10110.
The product of its (nonzero) digits is 42, while the sum is 15.
The square root of 27130011 is about 5208.6477131785.
The cubic root of 27130011 is about 300.4807514043.
Adding to 27130011 its reverse (11003172), we get a palindrome (38133183).
The spelling of 27130011 in words is "twenty-seven million, one hundred thirty thousand, eleven".