27094409 has 2 divisors, whose sum is σ = 27094410. Its totient is φ = 27094408.

The previous prime is 27094369. The next prime is 27094427. The reversal of 27094409 is 90449072.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 23377225 + 3717184 = 4835^2 + 1928^2 .

It is a cyclic number.

It is not a de Polignac number, because 27094409 - 2¹² = 27090313 is a prime.

It is a Chen prime.

It is equal to p_1688624 and since 27094409 and 1688624 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (27094469) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13547204 + 13547205.

It is an arithmetic number, because the mean of its divisors is an integer number (13547205).

Almost surely, 2^27094409 is an apocalyptic number.

It is an amenable number.

27094409 is a deficient number, since it is larger than the sum of its proper divisors (1).

27094409 is an equidigital number, since it uses as much as digits as its factorization.

27094409 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18144, while the sum is 35.

The square root of 27094409 is about 5205.2290055290. The cubic root of 27094409 is about 300.3492562055.

The spelling of 27094409 in words is "twenty-seven million, ninety-four thousand, four hundred nine".