27068357 has 2 divisors, whose sum is σ = 27068358. Its totient is φ = 27068356.

The previous prime is 27068351. The next prime is 27068387. The reversal of 27068357 is 75386072.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 27050401 + 17956 = 5201^2 + 134^2 .

It is a cyclic number.

It is not a de Polignac number, because 27068357 - 2⁴ = 27068341 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 27068357.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (27068351) 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, 13534178 + 13534179.

It is an arithmetic number, because the mean of its divisors is an integer number (13534179).

Almost surely, 2^27068357 is an apocalyptic number.

It is an amenable number.

27068357 is a deficient number, since it is larger than the sum of its proper divisors (1).

27068357 is an equidigital number, since it uses as much as digits as its factorization.

27068357 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 70560, while the sum is 38.

The square root of 27068357 is about 5202.7259201307. The cubic root of 27068357 is about 300.2529607170.

The spelling of 27068357 in words is "twenty-seven million, sixty-eight thousand, three hundred fifty-seven".