27316477 has 2 divisors, whose sum is σ = 27316478. Its totient is φ = 27316476.

The previous prime is 27316453. The next prime is 27316489. The reversal of 27316477 is 77461372.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 16695396 + 10621081 = 4086^2 + 3259^2 .

It is a cyclic number.

It is not a de Polignac number, because 27316477 - 2¹¹ = 27314429 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (27316417) 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, 13658238 + 13658239.

It is an arithmetic number, because the mean of its divisors is an integer number (13658239).

Almost surely, 2^27316477 is an apocalyptic number.

It is an amenable number.

27316477 is a deficient number, since it is larger than the sum of its proper divisors (1).

27316477 is an equidigital number, since it uses as much as digits as its factorization.

27316477 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 49392, while the sum is 37.

The square root of 27316477 is about 5226.5167176620. The cubic root of 27316477 is about 301.1675869442.

The spelling of 27316477 in words is "twenty-seven million, three hundred sixteen thousand, four hundred seventy-seven".