27125251 has 12 divisors (see below), whose sum is σ = 29442528. Its totient is φ = 24973952.

The previous prime is 27125243. The next prime is 27125261. The reversal of 27125251 is 15252172.

It is not a de Polignac number, because 27125251 - 2³ = 27125243 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (27125221) 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 11 ways as a sum of consecutive naturals, for example, 12585 + ... + 14581.

It is an arithmetic number, because the mean of its divisors is an integer number (2453544).

Almost surely, 2^27125251 is an apocalyptic number.

27125251 is a deficient number, since it is larger than the sum of its proper divisors (2317277).

27125251 is a wasteful number, since it uses less digits than its factorization.

27125251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2078 (or 2061 counting only the distinct ones).

The product of its digits is 1400, while the sum is 25.

The square root of 27125251 is about 5208.1907607153. The cubic root of 27125251 is about 300.4631771144.

The spelling of 27125251 in words is "twenty-seven million, one hundred twenty-five thousand, two hundred fifty-one".