27125065 has 32 divisors (see below), whose sum is σ = 37895040. Its totient is φ = 18432000.

The previous prime is 27125057. The next prime is 27125069. The reversal of 27125065 is 56052172.

It is not a de Polignac number, because 27125065 - 2³ = 27125057 is a prime.

It is not an unprimeable number, because it can be changed into a prime (27125069) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 105417 + ... + 105673.

It is an arithmetic number, because the mean of its divisors is an integer number (1184220).

Almost surely, 2^27125065 is an apocalyptic number.

It is an amenable number.

27125065 is a deficient number, since it is larger than the sum of its proper divisors (10769975).

27125065 is a wasteful number, since it uses less digits than its factorization.

27125065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 393.

The product of its (nonzero) digits is 4200, while the sum is 28.

The square root of 27125065 is about 5208.1729041959. The cubic root of 27125065 is about 300.4624903462.

It can be divided in two parts, 2712 and 5065, that added together give a palindrome (7777).

The spelling of 27125065 in words is "twenty-seven million, one hundred twenty-five thousand, sixty-five".