83807827 has 2 divisors, whose sum is σ = 83807828. Its totient is φ = 83807826.

The previous prime is 83807819. The next prime is 83807831. The reversal of 83807827 is 72870838.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 83807827 - 2³ = 83807819 is a prime.

It is not a weakly prime, because it can be changed into another prime (83807897) 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, 41903913 + 41903914.

It is an arithmetic number, because the mean of its divisors is an integer number (41903914).

Almost surely, 2^83807827 is an apocalyptic number.

83807827 is a deficient number, since it is larger than the sum of its proper divisors (1).

83807827 is an equidigital number, since it uses as much as digits as its factorization.

83807827 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 150528, while the sum is 43.

The square root of 83807827 is about 9154.6614901918. The cubic root of 83807827 is about 437.6176806694.

The spelling of 83807827 in words is "eighty-three million, eight hundred seven thousand, eight hundred twenty-seven".