27115441 has 2 divisors, whose sum is σ = 27115442. Its totient is φ = 27115440.

The previous prime is 27115433. The next prime is 27115481. The reversal of 27115441 is 14451172.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 19847025 + 7268416 = 4455^2 + 2696^2 .

It is a cyclic number.

It is not a de Polignac number, because 27115441 - 2³ = 27115433 is a prime.

It is a super-3 number, since 3×27115441³ (a number of 23 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (27115481) 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, 13557720 + 13557721.

It is an arithmetic number, because the mean of its divisors is an integer number (13557721).

Almost surely, 2^27115441 is an apocalyptic number.

It is an amenable number.

27115441 is a deficient number, since it is larger than the sum of its proper divisors (1).

27115441 is an equidigital number, since it uses as much as digits as its factorization.

27115441 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1120, while the sum is 25.

The square root of 27115441 is about 5207.2488897690. The cubic root of 27115441 is about 300.4269513462.

It can be divided in two parts, 27115 and 441, that added together give a square (27556 = 166²).

The spelling of 27115441 in words is "twenty-seven million, one hundred fifteen thousand, four hundred forty-one".