27610481 has 2 divisors, whose sum is σ = 27610482. Its totient is φ = 27610480.

The previous prime is 27610459. The next prime is 27610483. The reversal of 27610481 is 18401672.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 27457600 + 152881 = 5240^2 + 391^2 .

It is a cyclic number.

It is not a de Polignac number, because 27610481 - 2⁶ = 27610417 is a prime.

It is a super-2 number, since 2×27610481² = 1524677322102722, which contains 22 as substring.

Together with 27610483, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (27610483) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13805240 + 13805241.

It is an arithmetic number, because the mean of its divisors is an integer number (13805241).

Almost surely, 2^27610481 is an apocalyptic number.

It is an amenable number.

27610481 is a deficient number, since it is larger than the sum of its proper divisors (1).

27610481 is an equidigital number, since it uses as much as digits as its factorization.

27610481 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2688, while the sum is 29.

The square root of 27610481 is about 5254.5676320702. The cubic root of 27610481 is about 302.2442106072.

The spelling of 27610481 in words is "twenty-seven million, six hundred ten thousand, four hundred eighty-one".