27140849 has 2 divisors, whose sum is σ = 27140850. Its totient is φ = 27140848.

The previous prime is 27140843. The next prime is 27140863. The reversal of 27140849 is 94804172.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 25200400 + 1940449 = 5020^2 + 1393^2 .

It is a cyclic number.

It is not a de Polignac number, because 27140849 - 2⁴ = 27140833 is a prime.

It is not a weakly prime, because it can be changed into another prime (27140843) 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, 13570424 + 13570425.

It is an arithmetic number, because the mean of its divisors is an integer number (13570425).

Almost surely, 2^27140849 is an apocalyptic number.

It is an amenable number.

27140849 is a deficient number, since it is larger than the sum of its proper divisors (1).

27140849 is an equidigital number, since it uses as much as digits as its factorization.

27140849 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16128, while the sum is 35.

The square root of 27140849 is about 5209.6879944964. The cubic root of 27140849 is about 300.5207584753.

The spelling of 27140849 in words is "twenty-seven million, one hundred forty thousand, eight hundred forty-nine".