27125265 has 16 divisors (see below), whose sum is σ = 43481088. Its totient is φ = 14439936.

The previous prime is 27125261. The next prime is 27125269. The reversal of 27125265 is 56252172.

It is an interprime number because it is at equal distance from previous prime (27125261) and next prime (27125269).

It is not a de Polignac number, because 27125265 - 2² = 27125261 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (27125261) 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 in 15 ways as a sum of consecutive naturals, for example, 8752 + ... + 11438.

It is an arithmetic number, because the mean of its divisors is an integer number (2717568).

Almost surely, 2^27125265 is an apocalyptic number.

It is an amenable number.

27125265 is a deficient number, since it is larger than the sum of its proper divisors (16355823).

27125265 is a wasteful number, since it uses less digits than its factorization.

27125265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3368.

The product of its digits is 8400, while the sum is 30.

The square root of 27125265 is about 5208.1921047519. The cubic root of 27125265 is about 300.4632288065.

Adding to 27125265 its sum of digits (30), we get a triangular number (27125295 = T₇₃₆₅).

The spelling of 27125265 in words is "twenty-seven million, one hundred twenty-five thousand, two hundred sixty-five".