27093142829 has 2 divisors, whose sum is σ = 27093142830. Its totient is φ = 27093142828.

The previous prime is 27093142799. The next prime is 27093142841. The reversal of 27093142829 is 92824139072.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 25664680804 + 1428462025 = 160202^2 + 37795^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-27093142829 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (27093142129) 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, 13546571414 + 13546571415.

It is an arithmetic number, because the mean of its divisors is an integer number (13546571415).

Almost surely, 2^27093142829 is an apocalyptic number.

It is an amenable number.

27093142829 is a deficient number, since it is larger than the sum of its proper divisors (1).

27093142829 is an equidigital number, since it uses as much as digits as its factorization.

27093142829 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 435456, while the sum is 47.

The spelling of 27093142829 in words is "twenty-seven billion, ninety-three million, one hundred forty-two thousand, eight hundred twenty-nine".