27120677 has 2 divisors, whose sum is σ = 27120678. Its totient is φ = 27120676.

The previous prime is 27120671. The next prime is 27120689. The reversal of 27120677 is 77602172.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 18541636 + 8579041 = 4306^2 + 2929^2 .

It is a cyclic number.

It is not a de Polignac number, because 27120677 - 2⁸ = 27120421 is a prime.

It is a super-2 number, since 2×27120677² = 1471062241876658, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (27120671) 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, 13560338 + 13560339.

It is an arithmetic number, because the mean of its divisors is an integer number (13560339).

Almost surely, 2^27120677 is an apocalyptic number.

It is an amenable number.

27120677 is a deficient number, since it is larger than the sum of its proper divisors (1).

27120677 is an equidigital number, since it uses as much as digits as its factorization.

27120677 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8232, while the sum is 32.

The square root of 27120677 is about 5207.7516261819. The cubic root of 27120677 is about 300.4462876139.

The spelling of 27120677 in words is "twenty-seven million, one hundred twenty thousand, six hundred seventy-seven".