27045311 has 2 divisors, whose sum is σ = 27045312. Its totient is φ = 27045310.

The previous prime is 27045253. The next prime is 27045329. The reversal of 27045311 is 11354072.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 27045311 - 2¹⁴ = 27028927 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 (27045511) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13522655 + 13522656.

It is an arithmetic number, because the mean of its divisors is an integer number (13522656).

Almost surely, 2^27045311 is an apocalyptic number.

27045311 is a deficient number, since it is larger than the sum of its proper divisors (1).

27045311 is an equidigital number, since it uses as much as digits as its factorization.

27045311 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 840, while the sum is 23.

The square root of 27045311 is about 5200.5106480037. The cubic root of 27045311 is about 300.1677247291.

Adding to 27045311 its reverse (11354072), we get a palindrome (38399383).

The spelling of 27045311 in words is "twenty-seven million, forty-five thousand, three hundred eleven".