27945341 has 2 divisors, whose sum is σ = 27945342. Its totient is φ = 27945340.

The previous prime is 27945329. The next prime is 27945347. The reversal of 27945341 is 14354972.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 27825625 + 119716 = 5275^2 + 346^2 .

It is a cyclic number.

It is not a de Polignac number, because 27945341 - 2⁶ = 27945277 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (27945347) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13972670 + 13972671.

It is an arithmetic number, because the mean of its divisors is an integer number (13972671).

Almost surely, 2^27945341 is an apocalyptic number.

It is an amenable number.

27945341 is a deficient number, since it is larger than the sum of its proper divisors (1).

27945341 is an equidigital number, since it uses as much as digits as its factorization.

27945341 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 30240, while the sum is 35.

The square root of 27945341 is about 5286.3353090775. The cubic root of 27945341 is about 303.4611769072.

The spelling of 27945341 in words is "twenty-seven million, nine hundred forty-five thousand, three hundred forty-one".