27051361 has 2 divisors, whose sum is σ = 27051362. Its totient is φ = 27051360.

The previous prime is 27051347. The next prime is 27051373. The reversal of 27051361 is 16315072.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 24443136 + 2608225 = 4944^2 + 1615^2 .

It is a cyclic number.

It is not a de Polignac number, because 27051361 - 2¹¹ = 27049313 is a prime.

It is a super-2 number, since 2×27051361² = 1463552263904642, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (27051961) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13525680 + 13525681.

It is an arithmetic number, because the mean of its divisors is an integer number (13525681).

Almost surely, 2^27051361 is an apocalyptic number.

It is an amenable number.

27051361 is a deficient number, since it is larger than the sum of its proper divisors (1).

27051361 is an equidigital number, since it uses as much as digits as its factorization.

27051361 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1260, while the sum is 25.

The square root of 27051361 is about 5201.0922891254. The cubic root of 27051361 is about 300.1901054336.

The spelling of 27051361 in words is "twenty-seven million, fifty-one thousand, three hundred sixty-one".