27082457 has 2 divisors, whose sum is σ = 27082458. Its totient is φ = 27082456.

The previous prime is 27082439. The next prime is 27082459. The reversal of 27082457 is 75428072.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 27081616 + 841 = 5204^2 + 29^2 .

It is a cyclic number.

It is not a de Polignac number, because 27082457 - 2²⁰ = 26033881 is a prime.

Together with 27082459, 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 (27082459) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13541228 + 13541229.

It is an arithmetic number, because the mean of its divisors is an integer number (13541229).

Almost surely, 2^27082457 is an apocalyptic number.

It is an amenable number.

27082457 is a deficient number, since it is larger than the sum of its proper divisors (1).

27082457 is an equidigital number, since it uses as much as digits as its factorization.

27082457 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 31360, while the sum is 35.

The square root of 27082457 is about 5204.0808026010. The cubic root of 27082457 is about 300.3050859330.

The spelling of 27082457 in words is "twenty-seven million, eighty-two thousand, four hundred fifty-seven".