27255149 has 2 divisors, whose sum is σ = 27255150. Its totient is φ = 27255148.

The previous prime is 27255103. The next prime is 27255181. The reversal of 27255149 is 94155272.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 21325924 + 5929225 = 4618^2 + 2435^2 .

It is a cyclic number.

It is not a de Polignac number, because 27255149 - 2²⁰ = 26206573 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (27255049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13627574 + 13627575.

It is an arithmetic number, because the mean of its divisors is an integer number (13627575).

Almost surely, 2^27255149 is an apocalyptic number.

It is an amenable number.

27255149 is a deficient number, since it is larger than the sum of its proper divisors (1).

27255149 is an equidigital number, since it uses as much as digits as its factorization.

27255149 is an evil number, because the sum of its binary digits is even.

The product of its digits is 25200, while the sum is 35.

The square root of 27255149 is about 5220.6464159144. The cubic root of 27255149 is about 300.9420350996.

The spelling of 27255149 in words is "twenty-seven million, two hundred fifty-five thousand, one hundred forty-nine".