27135799 has 2 divisors, whose sum is σ = 27135800. Its totient is φ = 27135798.

The previous prime is 27135767. The next prime is 27135803. The reversal of 27135799 is 99753172.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 27135799 - 2⁵ = 27135767 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (27135749) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13567899 + 13567900.

It is an arithmetic number, because the mean of its divisors is an integer number (13567900).

Almost surely, 2^27135799 is an apocalyptic number.

27135799 is a deficient number, since it is larger than the sum of its proper divisors (1).

27135799 is an equidigital number, since it uses as much as digits as its factorization.

27135799 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 119070, while the sum is 43.

The square root of 27135799 is about 5209.2032980102. The cubic root of 27135799 is about 300.5021183808.

The spelling of 27135799 in words is "twenty-seven million, one hundred thirty-five thousand, seven hundred ninety-nine".