27275069 has 2 divisors, whose sum is σ = 27275070. Its totient is φ = 27275068.

The previous prime is 27275057. The next prime is 27275081. The reversal of 27275069 is 96057272.

It is a balanced prime because it is at equal distance from previous prime (27275057) and next prime (27275081).

It can be written as a sum of positive squares in only one way, i.e., 25623844 + 1651225 = 5062^2 + 1285^2 .

It is a cyclic number.

It is not a de Polignac number, because 27275069 - 2⁸ = 27274813 is a prime.

It is a super-2 number, since 2×27275069² = 1487858777909522, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (27275099) 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, 13637534 + 13637535.

It is an arithmetic number, because the mean of its divisors is an integer number (13637535).

Almost surely, 2^27275069 is an apocalyptic number.

It is an amenable number.

27275069 is a deficient number, since it is larger than the sum of its proper divisors (1).

27275069 is an equidigital number, since it uses as much as digits as its factorization.

27275069 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 52920, while the sum is 38.

The square root of 27275069 is about 5222.5538771754. The cubic root of 27275069 is about 301.0153338546.

The spelling of 27275069 in words is "twenty-seven million, two hundred seventy-five thousand, sixty-nine".