27125797 has 2 divisors, whose sum is σ = 27125798. Its totient is φ = 27125796.

The previous prime is 27125767. The next prime is 27125801. The reversal of 27125797 is 79752172.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 17969121 + 9156676 = 4239^2 + 3026^2 .

It is a cyclic number.

It is not a de Polignac number, because 27125797 - 2¹¹ = 27123749 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (27125767) 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 as a sum of consecutive naturals, namely, 13562898 + 13562899.

It is an arithmetic number, because the mean of its divisors is an integer number (13562899).

Almost surely, 2^27125797 is an apocalyptic number.

It is an amenable number.

27125797 is a deficient number, since it is larger than the sum of its proper divisors (1).

27125797 is an equidigital number, since it uses as much as digits as its factorization.

27125797 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 61740, while the sum is 40.

The square root of 27125797 is about 5208.2431778864. The cubic root of 27125797 is about 300.4651930932.

The spelling of 27125797 in words is "twenty-seven million, one hundred twenty-five thousand, seven hundred ninety-seven".