27065993 has 2 divisors, whose sum is σ = 27065994. Its totient is φ = 27065992.

The previous prime is 27065957. The next prime is 27066029. The reversal of 27065993 is 39956072.

It is a balanced prime because it is at equal distance from previous prime (27065957) and next prime (27066029).

It can be written as a sum of positive squares in only one way, i.e., 20675209 + 6390784 = 4547^2 + 2528^2 .

It is a cyclic number.

It is not a de Polignac number, because 27065993 - 2¹² = 27061897 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 27065993.

It is not a weakly prime, because it can be changed into another prime (27065933) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13532996 + 13532997.

It is an arithmetic number, because the mean of its divisors is an integer number (13532997).

Almost surely, 2^27065993 is an apocalyptic number.

It is an amenable number.

27065993 is a deficient number, since it is larger than the sum of its proper divisors (1).

27065993 is an equidigital number, since it uses as much as digits as its factorization.

27065993 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 102060, while the sum is 41.

The square root of 27065993 is about 5202.4987265736. The cubic root of 27065993 is about 300.2442196538.

The spelling of 27065993 in words is "twenty-seven million, sixty-five thousand, nine hundred ninety-three".